λ
Sequence Observatory

3,917,246

2 × 59 × 89 × 373
Deficient Even Composite

Starting at 3,917,246, the Collatz iteration reaches 1 after 92 steps. The first transition is 1958623; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 59 × 89 × 373
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 6,058,800
Proper Divisor Sum 2,141,554
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #3917209 ← → #3917261

Radix Representation

Decimal 3917246
Binary 1110111100010110111110 (22 bits)
Octal 0o16742676
Hexadecimal 0x3BC5BE

Divisor Catalog (16)

1 2 59 89 118 178 373 746 5,251 10,502 22,007 33,197 44,014 66,394 1,958,623 3,917,246

Collatz Trajectory (92 steps to reach 1)

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

3,917,246 1,958,623 5,875,870 2,937,935 8,813,806 4,406,903 13,220,710 6,610,355 19,831,066 9,915,533 29,746,600 14,873,300 7,436,650 3,718,325 11,154,976 5,577,488 2,788,744 1,394,372 697,186 348,593 1,045,780 522,890 261,445 784,336 392,168 196,084 98,042 49,021 147,064 73,532 36,766 18,383 55,150 27,575 82,726 41,363 124,090 62,045 186,136 93,068 46,534 23,267 69,802 34,901 104,704 52,352 26,176 13,088 6,544 3,272 1,636 818 409 1,228 614 307 922 461 1,384 692

More profiles

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