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23982680154 = 233997113359
BaseRepresentation
bin10110010101011110…
…101010100001011010
32021220101122101100010
4112111132222201122
5343104031231104
615003440022350
71506212263206
oct262536524132
967811571303
1023982680154
11a197663624
1247939019b6
132352843b04
14123720bb06
1595571e489
hex5957aa85a

23982680154 has 8 divisors (see below), whose sum is σ = 47965360320. Its totient is φ = 7994226716.

The previous prime is 23982680153. The next prime is 23982680171. The reversal of 23982680154 is 45108628932.

It is a sphenic number, since it is the product of 3 distinct primes.

23982680154 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (23982680153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998556674 + ... + 1998556685.

It is an arithmetic number, because the mean of its divisors is an integer number (5995670040).

Almost surely, 223982680154 is an apocalyptic number.

23982680154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23982680154 is a wasteful number, since it uses less digits than its factorization.

23982680154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3997113364.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 23982680154 in words is "twenty-three billion, nine hundred eighty-two million, six hundred eighty thousand, one hundred fifty-four".

Divisors: 1 2 3 6 3997113359 7994226718 11991340077 23982680154