λ
Sequence Observatory

2,937,143

11 × 137 × 1949
Deficient Odd Composite

Starting at 2,937,143, the Collatz iteration reaches 1 after 195 steps. The first transition is 8811430; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 11 × 137 × 1949
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 3,229,200
Proper Divisor Sum 292,057
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #2937127 ← → #2937167

Radix Representation

Decimal 2937143
Binary 1011001101000100110111 (22 bits)
Octal 0o13150467
Hexadecimal 0x2CD137

Divisor Catalog (8)

1 11 137 1,507 1,949 21,439 267,013 2,937,143

Collatz Trajectory (195 steps to reach 1)

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

2,937,143 8,811,430 4,405,715 13,217,146 6,608,573 19,825,720 9,912,860 4,956,430 2,478,215 7,434,646 3,717,323 11,151,970 5,575,985 16,727,956 8,363,978 4,181,989 12,545,968 6,272,984 3,136,492 1,568,246 784,123 2,352,370 1,176,185 3,528,556 1,764,278 882,139 2,646,418 1,323,209 3,969,628 1,984,814 992,407 2,977,222 1,488,611 4,465,834 2,232,917 6,698,752 3,349,376 1,674,688 837,344 418,672 209,336 104,668 52,334 26,167 78,502 39,251 117,754 58,877 176,632 88,316 44,158 22,079 66,238 33,119 99,358 49,679 149,038 74,519 223,558 111,779

More profiles

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