3,550,827

3 × 7 × 353 × 479

3,550,827 has digital root 3. The neighboring primes are 3550817 and 3550831; its proper-divisor sum differs from the starting integer by -1,664,214.

Prime Factor Structure

Factorization String 3 × 7 × 353 × 479

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 5,437,440

Proper Divisor Sum 1,886,613

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #3550817 ← → #3550831

1 3 7 21 353 479 1,059 1,437 2,471 3,353 7,413 10,059 169,087 507,261 1,183,609 3,550,827

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

3,550,827 10,652,482 5,326,241 15,978,724 7,989,362 3,994,681 11,984,044 5,992,022 2,996,011 8,988,034 4,494,017 13,482,052 6,741,026 3,370,513 10,111,540 5,055,770 2,527,885 7,583,656 3,791,828 1,895,914 947,957 2,843,872 1,421,936 710,968 355,484 177,742 88,871 266,614 133,307 399,922 199,961 599,884 299,942 149,971 449,914 224,957 674,872 337,436 168,718 84,359 253,078 126,539 379,618 189,809 569,428 284,714 142,357 427,072 213,536 106,768 53,384 26,692 13,346 6,673 20,020 10,010 5,005 15,016 7,508 3,754

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