7,151,297

31 × 197 × 1171

Starting at 7,151,297, the Collatz iteration reaches 1 after 121 steps. The first transition is 21453892; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 31 × 197 × 1171

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 7,425,792

Proper Divisor Sum 274,495

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #7151281 ← → #7151327

Radix Representation

Decimal	7151297
Binary	11011010001111011000001 (23 bits)
Octal	0o33217301
Hexadecimal	0x6D1EC1

Divisor Catalog (8)

1 31 197 1,171 6,107 36,301 230,687 7,151,297

Collatz Trajectory (121 steps to reach 1)

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

7,151,297 21,453,892 10,726,946 5,363,473 16,090,420 8,045,210 4,022,605 12,067,816 6,033,908 3,016,954 1,508,477 4,525,432 2,262,716 1,131,358 565,679 1,697,038 848,519 2,545,558 1,272,779 3,818,338 1,909,169 5,727,508 2,863,754 1,431,877 4,295,632 2,147,816 1,073,908 536,954 268,477 805,432 402,716 201,358 100,679 302,038 151,019 453,058 226,529 679,588 339,794 169,897 509,692 254,846 127,423 382,270 191,135 573,406 286,703 860,110 430,055 1,290,166 645,083 1,935,250 967,625 2,902,876 1,451,438 725,719 2,177,158 1,088,579 3,265,738 1,632,869

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