631,165

5 × 126233

631,165 factors as 5 × 126233. Its 4 positive divisors give a proper-divisor sum of 126,239, so this integer is deficient. The Collatz stopping time is 203 steps.

Prime Factor Structure

Factorization String 5 × 126233

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 757,404

Proper Divisor Sum 126,239

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #631157 ← → #631171

Radix Representation

Decimal	631165
Binary	10011010000101111101 (20 bits)
Octal	0o2320575
Hexadecimal	0x9A17D

Divisor Catalog (4)

1 5 126,233 631,165

Collatz Trajectory (203 steps to reach 1)

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

631,165 1,893,496 946,748 473,374 236,687 710,062 355,031 1,065,094 532,547 1,597,642 798,821 2,396,464 1,198,232 599,116 299,558 149,779 449,338 224,669 674,008 337,004 168,502 84,251 252,754 126,377 379,132 189,566 94,783 284,350 142,175 426,526 213,263 639,790 319,895 959,686 479,843 1,439,530 719,765 2,159,296 1,079,648 539,824 269,912 134,956 67,478 33,739 101,218 50,609 151,828 75,914 37,957 113,872 56,936 28,468 14,234 7,117 21,352 10,676 5,338 2,669 8,008 4,004

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