λ
Sequence Observatory

7,230,007

157 × 46051
Deficient Odd Composite

Starting at 7,230,007, the Collatz iteration reaches 1 after 142 steps. The first transition is 21690022; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 157 × 46051
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,276,216
Proper Divisor Sum 46,209
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #7229969 ← → #7230023

Radix Representation

Decimal 7230007
Binary 11011100101001000110111 (23 bits)
Octal 0o33451067
Hexadecimal 0x6E5237

Divisor Catalog (4)

1 157 46,051 7,230,007

Collatz Trajectory (142 steps to reach 1)

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

7,230,007 21,690,022 10,845,011 32,535,034 16,267,517 48,802,552 24,401,276 12,200,638 6,100,319 18,300,958 9,150,479 27,451,438 13,725,719 41,177,158 20,588,579 61,765,738 30,882,869 92,648,608 46,324,304 23,162,152 11,581,076 5,790,538 2,895,269 8,685,808 4,342,904 2,171,452 1,085,726 542,863 1,628,590 814,295 2,442,886 1,221,443 3,664,330 1,832,165 5,496,496 2,748,248 1,374,124 687,062 343,531 1,030,594 515,297 1,545,892 772,946 386,473 1,159,420 579,710 289,855 869,566 434,783 1,304,350 652,175 1,956,526 978,263 2,934,790 1,467,395 4,402,186 2,201,093 6,603,280 3,301,640 1,650,820

More profiles

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