3² × 5 × 7 × 487

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 304,512

Proper Divisor Sum 151,107

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #153379 ← → #153407

1 3 5 7 9 15 21 35 45 63 105 315 487 1,461 2,435 3,409 4,383 7,305 10,227 17,045 21,915 30,681 51,135 153,405

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

153,405 460,216 230,108 115,054 57,527 172,582 86,291 258,874 129,437 388,312 194,156 97,078 48,539 145,618 72,809 218,428 109,214 54,607 163,822 81,911 245,734 122,867 368,602 184,301 552,904 276,452 138,226 69,113 207,340 103,670 51,835 155,506 77,753 233,260 116,630 58,315 174,946 87,473 262,420 131,210 65,605 196,816 98,408 49,204 24,602 12,301 36,904 18,452 9,226 4,613 13,840 6,920 3,460 1,730 865 2,596 1,298 649 1,948 974

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