2² × 3² × 37 × 479

Prime Factor Structure

Factorization String 2^2 × 3^2 × 37 × 479

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,659,840

Proper Divisor Sum 1,021,812

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #638023 ← → #638047

1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 444 479 666 958 1,332 1,437 1,916 2,874 4,311 5,748 8,622 17,244 17,723 35,446 53,169 70,892 106,338 159,507 212,676 319,014 638,028

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

638,028 319,014 159,507 478,522 239,261 717,784 358,892 179,446 89,723 269,170 134,585 403,756 201,878 100,939 302,818 151,409 454,228 227,114 113,557 340,672 170,336 85,168 42,584 21,292 10,646 5,323 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19

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