λ
Sequence Observatory

7,658,071

7658071
Deficient Odd Prime

Starting at 7,658,071, the Collatz iteration reaches 1 after 124 steps. The first transition is 22974214; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 7658071
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 7,658,072
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7658017 ← → #7658081

Radix Representation

Decimal 7658071
Binary 11101001101101001010111 (23 bits)
Octal 0o35155127
Hexadecimal 0x74DA57

Divisor Catalog (2)

1 7,658,071

Collatz Trajectory (124 steps to reach 1)

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

7,658,071 22,974,214 11,487,107 34,461,322 17,230,661 51,691,984 25,845,992 12,922,996 6,461,498 3,230,749 9,692,248 4,846,124 2,423,062 1,211,531 3,634,594 1,817,297 5,451,892 2,725,946 1,362,973 4,088,920 2,044,460 1,022,230 511,115 1,533,346 766,673 2,300,020 1,150,010 575,005 1,725,016 862,508 431,254 215,627 646,882 323,441 970,324 485,162 242,581 727,744 363,872 181,936 90,968 45,484 22,742 11,371 34,114 17,057 51,172 25,586 12,793 38,380 19,190 9,595 28,786 14,393 43,180 21,590 10,795 32,386 16,193 48,580

More profiles

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