λ
Sequence Observatory

5,156,497

5156497
Deficient Odd Prime

Starting at 5,156,497, the Collatz iteration reaches 1 after 206 steps. The first transition is 15469492; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 5156497
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,156,498
Proper Divisor Sum 1
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #5156479 ← → #5156527

Radix Representation

Decimal 5156497
Binary 10011101010111010010001 (23 bits)
Octal 0o23527221
Hexadecimal 0x4EAE91

Divisor Catalog (2)

Collatz Trajectory (206 steps to reach 1)

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

5,156,497 15,469,492 7,734,746 3,867,373 11,602,120 5,801,060 2,900,530 1,450,265 4,350,796 2,175,398 1,087,699 3,263,098 1,631,549 4,894,648 2,447,324 1,223,662 611,831 1,835,494 917,747 2,753,242 1,376,621 4,129,864 2,064,932 1,032,466 516,233 1,548,700 774,350 387,175 1,161,526 580,763 1,742,290 871,145 2,613,436 1,306,718 653,359 1,960,078 980,039 2,940,118 1,470,059 4,410,178 2,205,089 6,615,268 3,307,634 1,653,817 4,961,452 2,480,726 1,240,363 3,721,090 1,860,545 5,581,636 2,790,818 1,395,409 4,186,228 2,093,114 1,046,557 3,139,672 1,569,836 784,918 392,459 1,177,378

More profiles

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