λ
Sequence Observatory

8,938,151

19 × 470429
Deficient Odd Composite

Starting at 8,938,151, the Collatz iteration reaches 1 after 119 steps. The first transition is 26814454; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 19 × 470429
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,408,600
Proper Divisor Sum 470,449
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #8938129 ← → #8938157

Radix Representation

Decimal 8938151
Binary 100010000110001010100111 (24 bits)
Octal 0o42061247
Hexadecimal 0x8862A7

Divisor Catalog (4)

1 19 470,429 8,938,151

Collatz Trajectory (119 steps to reach 1)

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

8,938,151 26,814,454 13,407,227 40,221,682 20,110,841 60,332,524 30,166,262 15,083,131 45,249,394 22,624,697 67,874,092 33,937,046 16,968,523 50,905,570 25,452,785 76,358,356 38,179,178 19,089,589 57,268,768 28,634,384 14,317,192 7,158,596 3,579,298 1,789,649 5,368,948 2,684,474 1,342,237 4,026,712 2,013,356 1,006,678 503,339 1,510,018 755,009 2,265,028 1,132,514 566,257 1,698,772 849,386 424,693 1,274,080 637,040 318,520 159,260 79,630 39,815 119,446 59,723 179,170 89,585 268,756 134,378 67,189 201,568 100,784 50,392 25,196 12,598 6,299 18,898 9,449

More profiles

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