3 × 7 × 67 × 15061

Prime Factor Structure

Factorization String 3 × 7 × 67 × 15061

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,774,912

Proper Divisor Sum 11,584,085

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #21190817 ← → #21190837

1 3 7 21 67 201 469 1,407 15,061 45,183 105,427 316,281 1,009,087 3,027,261 7,063,609 21,190,827

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

21,190,827 63,572,482 31,786,241 95,358,724 47,679,362 23,839,681 71,519,044 35,759,522 17,879,761 53,639,284 26,819,642 13,409,821 40,229,464 20,114,732 10,057,366 5,028,683 15,086,050 7,543,025 22,629,076 11,314,538 5,657,269 16,971,808 8,485,904 4,242,952 2,121,476 1,060,738 530,369 1,591,108 795,554 397,777 1,193,332 596,666 298,333 895,000 447,500 223,750 111,875 335,626 167,813 503,440 251,720 125,860 62,930 31,465 94,396 47,198 23,599 70,798 35,399 106,198 53,099 159,298 79,649 238,948 119,474 59,737 179,212 89,606 44,803 134,410

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.