λ
Sequence Observatory

9,807,862

2 × 53 × 67 × 1381
Deficient Even Composite

Starting at 9,807,862, the Collatz iteration reaches 1 after 163 steps. The first transition is 4903931; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 53 × 67 × 1381
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 15,224,112
Proper Divisor Sum 5,416,250
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #9807859 ← → #9807871

Radix Representation

Decimal 9807862
Binary 100101011010011111110110 (24 bits)
Octal 0o45323766
Hexadecimal 0x95A7F6

Divisor Catalog (16)

1 2 53 67 106 134 1,381 2,762 3,551 7,102 73,193 92,527 146,386 185,054 4,903,931 9,807,862

Collatz Trajectory (163 steps to reach 1)

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

9,807,862 4,903,931 14,711,794 7,355,897 22,067,692 11,033,846 5,516,923 16,550,770 8,275,385 24,826,156 12,413,078 6,206,539 18,619,618 9,309,809 27,929,428 13,964,714 6,982,357 20,947,072 10,473,536 5,236,768 2,618,384 1,309,192 654,596 327,298 163,649 490,948 245,474 122,737 368,212 184,106 92,053 276,160 138,080 69,040 34,520 17,260 8,630 4,315 12,946 6,473 19,420 9,710 4,855 14,566 7,283 21,850 10,925 32,776 16,388 8,194 4,097 12,292 6,146 3,073 9,220 4,610 2,305 6,916 3,458 1,729

More profiles

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