λ
Zalai Atlas

7,449,640

23 × 5 × 11 × 16931
Abundant Even Composite

7,449,640 has the prime decomposition 2^3 × 5 × 11 × 16931. Its 4 distinct prime factors produce 32 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 5 × 11 × 16931
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 18,286,560
Proper Divisor Sum 10,836,920
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7449623 ← → #7449643

Radix Representation

Decimal 7449640
Binary 11100011010110000101000 (23 bits)
Octal 0o34326050
Hexadecimal 0x71AC28

Divisor Catalog (32)

1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 16,931 33,862 67,724 84,655 135,448 169,310 186,241 338,620 372,482 677,240 744,964 931,205 1,489,928 1,862,410 3,724,820 7,449,640

Collatz Trajectory (142 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

7,449,640 3,724,820 1,862,410 931,205 2,793,616 1,396,808 698,404 349,202 174,601 523,804 261,902 130,951 392,854 196,427 589,282 294,641 883,924 441,962 220,981 662,944 331,472 165,736 82,868 41,434 20,717 62,152 31,076 15,538 7,769 23,308 11,654 5,827 17,482 8,741 26,224 13,112 6,556 3,278 1,639 4,918 2,459 7,378 3,689 11,068 5,534 2,767 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883

More profiles

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