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104912430 = 235722329107
BaseRepresentation
bin1100100000011…
…01011000101110
321022102002210120
412100031120232
5203324144210
614224345410
72412512100
oct620153056
9238362716
10104912430
1154247297
122b175266
131897377c
14dd0d570
159325270
hex640d62e

104912430 has 192 divisors, whose sum is σ = 319127040. Its totient is φ = 21939456.

The previous prime is 104912417. The next prime is 104912441. The reversal of 104912430 is 34219401.

It is a super-2 number, since 2×1049124302 = 22013235937009800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104912430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 980437 + ... + 980543.

It is an arithmetic number, because the mean of its divisors is an integer number (1662120).

Almost surely, 2104912430 is an apocalyptic number.

104912430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104912430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159563520).

104912430 is an abundant number, since it is smaller than the sum of its proper divisors (214214610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104912430 is a wasteful number, since it uses less digits than its factorization.

104912430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 104912430 is about 10242.6768962025. The cubic root of 104912430 is about 471.6382096619.

It can be divided in two parts, 10491 and 2430, that added together give a palindrome (12921).

The spelling of 104912430 in words is "one hundred four million, nine hundred twelve thousand, four hundred thirty".