λ
Sequence Observatory

7,898,843

7898843
Deficient Odd Prime

Starting at 7,898,843, the Collatz iteration reaches 1 after 80 steps. The first transition is 23696530; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 7898843
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 7,898,844
Proper Divisor Sum 1
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #7898809 ← → #7898857

Radix Representation

Decimal 7898843
Binary 11110001000011011011011 (23 bits)
Octal 0o36103333
Hexadecimal 0x7886DB

Divisor Catalog (2)

Collatz Trajectory (80 steps to reach 1)

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

7,898,843 23,696,530 11,848,265 35,544,796 17,772,398 8,886,199 26,658,598 13,329,299 39,987,898 19,993,949 59,981,848 29,990,924 14,995,462 7,497,731 22,493,194 11,246,597 33,739,792 16,869,896 8,434,948 4,217,474 2,108,737 6,326,212 3,163,106 1,581,553 4,744,660 2,372,330 1,186,165 3,558,496 1,779,248 889,624 444,812 222,406 111,203 333,610 166,805 500,416 250,208 125,104 62,552 31,276 15,638 7,819 23,458 11,729 35,188 17,594 8,797 26,392 13,196 6,598 3,299 9,898 4,949 14,848 7,424 3,712 1,856 928 464 232

More profiles

← Previous Integer #7,898,842 Browse Full Index Next Integer #7,898,844 →