λ
Sequence Observatory

877,614

2 × 3 × 107 × 1367
Abundant Even Composite

Starting at 877,614, the Collatz iteration reaches 1 after 157 steps. The first transition is 438807; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 107 × 1367
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,772,928
Proper Divisor Sum 895,314
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #877609 ← → #877619

Radix Representation

Decimal 877614
Binary 11010110010000101110 (20 bits)
Octal 0o3262056
Hexadecimal 0xD642E

Divisor Catalog (16)

1 2 3 6 107 214 321 642 1,367 2,734 4,101 8,202 146,269 292,538 438,807 877,614

Collatz Trajectory (157 steps to reach 1)

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

877,614 438,807 1,316,422 658,211 1,974,634 987,317 2,961,952 1,480,976 740,488 370,244 185,122 92,561 277,684 138,842 69,421 208,264 104,132 52,066 26,033 78,100 39,050 19,525 58,576 29,288 14,644 7,322 3,661 10,984 5,492 2,746 1,373 4,120 2,060 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161

More profiles

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