399,002

2 × 199501

Prime Factor Structure

Factorization String 2 × 199501

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 598,506

Proper Divisor Sum 199,504

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #398989 ← → #399023

1 2 199,501 399,002

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

399,002 199,501 598,504 299,252 149,626 74,813 224,440 112,220 56,110 28,055 84,166 42,083 126,250 63,125 189,376 94,688 47,344 23,672 11,836 5,918 2,959 8,878 4,439 13,318 6,659 19,978 9,989 29,968 14,984 7,492 3,746 1,873 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425

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