Search a number
-
+
23152068 = 223523819
BaseRepresentation
bin101100001010…
…0010111000100
31121120020200000
41120110113010
521411331233
62144121300
7400534512
oct130242704
947506600
1023152068
1112083545
127906230
134a48064
1431094b2
152074d13
hex16145c4

23152068 has 36 divisors (see below), whose sum is σ = 60693360. Its totient is φ = 7717032.

The previous prime is 23152033. The next prime is 23152093. The reversal of 23152068 is 86025132.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10938 + ... + 12881.

Almost surely, 223152068 is an apocalyptic number.

It is an amenable number.

23152068 is an abundant number, since it is smaller than the sum of its proper divisors (37541292).

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

23152068 is a wasteful number, since it uses less digits than its factorization.

23152068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23838 (or 23824 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 23152068 is about 4811.6595889568. The cubic root of 23152068 is about 285.0120770505.

The spelling of 23152068 in words is "twenty-three million, one hundred fifty-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 23819 47638 71457 95276 142914 214371 285828 428742 643113 857484 1286226 1929339 2572452 3858678 5788017 7717356 11576034 23152068