λ
Sequence Observatory

2,934,142

2 × 191 × 7681
Deficient Even Composite

Starting at 2,934,142, the Collatz iteration reaches 1 after 200 steps. The first transition is 1467071; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 191 × 7681
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 4,424,832
Proper Divisor Sum 1,490,690
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #2934109 ← → #2934143

Radix Representation

Decimal 2934142
Binary 1011001100010101111110 (22 bits)
Octal 0o13142576
Hexadecimal 0x2CC57E

Divisor Catalog (8)

1 2 191 382 7,681 15,362 1,467,071 2,934,142

Collatz Trajectory (200 steps to reach 1)

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

2,934,142 1,467,071 4,401,214 2,200,607 6,601,822 3,300,911 9,902,734 4,951,367 14,854,102 7,427,051 22,281,154 11,140,577 33,421,732 16,710,866 8,355,433 25,066,300 12,533,150 6,266,575 18,799,726 9,399,863 28,199,590 14,099,795 42,299,386 21,149,693 63,449,080 31,724,540 15,862,270 7,931,135 23,793,406 11,896,703 35,690,110 17,845,055 53,535,166 26,767,583 80,302,750 40,151,375 120,454,126 60,227,063 180,681,190 90,340,595 271,021,786 135,510,893 406,532,680 203,266,340 101,633,170 50,816,585 152,449,756 76,224,878 38,112,439 114,337,318 57,168,659 171,505,978 85,752,989 257,258,968 128,629,484 64,314,742 32,157,371 96,472,114 48,236,057 144,708,172

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