λ
Sequence Observatory

6,120,028

22 × 73 × 20959
Deficient Even Composite

Starting at 6,120,028, the Collatz iteration reaches 1 after 227 steps. The first transition is 3060014; the starting value is even with 12 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 73 × 20959
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 10,857,280
Proper Divisor Sum 4,737,252
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #6120013 ← → #6120083

Radix Representation

Decimal 6120028
Binary 10111010110001001011100 (23 bits)
Octal 0o27261134
Hexadecimal 0x5D625C

Divisor Catalog (12)

1 2 4 73 146 292 20,959 41,918 83,836 1,530,007 3,060,014 6,120,028

Collatz Trajectory (227 steps to reach 1)

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

6,120,028 3,060,014 1,530,007 4,590,022 2,295,011 6,885,034 3,442,517 10,327,552 5,163,776 2,581,888 1,290,944 645,472 322,736 161,368 80,684 40,342 20,171 60,514 30,257 90,772 45,386 22,693 68,080 34,040 17,020 8,510 4,255 12,766 6,383 19,150 9,575 28,726 14,363 43,090 21,545 64,636 32,318 16,159 48,478 24,239 72,718 36,359 109,078 54,539 163,618 81,809 245,428 122,714 61,357 184,072 92,036 46,018 23,009 69,028 34,514 17,257 51,772 25,886 12,943 38,830

More profiles

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