31,209,212

2² × 17 × 458959

31,209,212 factors as 2^2 × 17 × 458959. Its 12 positive divisors give a proper-divisor sum of 26,619,748, so this integer is deficient. The Collatz stopping time is 343 steps.

Prime Factor Structure

Factorization String 2^2 × 17 × 458959

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 57,828,960

Proper Divisor Sum 26,619,748

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #31209197 ← → #31209251

Radix Representation

Decimal	31209212
Binary	1110111000011011011111100 (25 bits)
Octal	0o167033374
Hexadecimal	0x1DC36FC

Divisor Catalog (12)

1 2 4 17 34 68 458,959 917,918 1,835,836 7,802,303 15,604,606 31,209,212

Collatz Trajectory (343 steps to reach 1)

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

31,209,212 15,604,606 7,802,303 23,406,910 11,703,455 35,110,366 17,555,183 52,665,550 26,332,775 78,998,326 39,499,163 118,497,490 59,248,745 177,746,236 88,873,118 44,436,559 133,309,678 66,654,839 199,964,518 99,982,259 299,946,778 149,973,389 449,920,168 224,960,084 112,480,042 56,240,021 168,720,064 84,360,032 42,180,016 21,090,008 10,545,004 5,272,502 2,636,251 7,908,754 3,954,377 11,863,132 5,931,566 2,965,783 8,897,350 4,448,675 13,346,026 6,673,013 20,019,040 10,009,520 5,004,760 2,502,380 1,251,190 625,595 1,876,786 938,393 2,815,180 1,407,590 703,795 2,111,386 1,055,693 3,167,080 1,583,540 791,770 395,885 1,187,656

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