λ
Sequence Observatory

3,873,153

3 × 29 × 44519
Deficient Odd Composite

Starting at 3,873,153, the Collatz iteration reaches 1 after 322 steps. The first transition is 11619460; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 3 × 29 × 44519
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,342,400
Proper Divisor Sum 1,469,247
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #3873151 ← → #3873157

Radix Representation

Decimal 3873153
Binary 1110110001100110000001 (22 bits)
Octal 0o16614601
Hexadecimal 0x3B1981

Divisor Catalog (8)

1 3 29 87 44,519 133,557 1,291,051 3,873,153

Collatz Trajectory (322 steps to reach 1)

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

3,873,153 11,619,460 5,809,730 2,904,865 8,714,596 4,357,298 2,178,649 6,535,948 3,267,974 1,633,987 4,901,962 2,450,981 7,352,944 3,676,472 1,838,236 919,118 459,559 1,378,678 689,339 2,068,018 1,034,009 3,102,028 1,551,014 775,507 2,326,522 1,163,261 3,489,784 1,744,892 872,446 436,223 1,308,670 654,335 1,963,006 981,503 2,944,510 1,472,255 4,416,766 2,208,383 6,625,150 3,312,575 9,937,726 4,968,863 14,906,590 7,453,295 22,359,886 11,179,943 33,539,830 16,769,915 50,309,746 25,154,873 75,464,620 37,732,310 18,866,155 56,598,466 28,299,233 84,897,700 42,448,850 21,224,425 63,673,276 31,836,638

More profiles

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