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23290276 = 221921272
BaseRepresentation
bin101100011011…
…0000110100100
31121211021020211
41120312012210
521430242101
62151105204
7401651452
oct130660644
947737224
1023290276
1112168369
127972204
134a95c39
1431439d2
1520a0c51
hex16361a4

23290276 has 27 divisors (see below), whose sum is σ = 43357419. Its totient is φ = 10945368.

The previous prime is 23290273. The next prime is 23290291. The reversal of 23290276 is 67209232.

The square root of 23290276 is 4826.

It is a perfect power (a square), and thus also a powerful number.

It is not an unprimeable number, because it can be changed into a prime (23290271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 183325 + ... + 183451.

Almost surely, 223290276 is an apocalyptic number.

23290276 is the 4826-th square number.

It is an amenable number.

23290276 is a deficient number, since it is larger than the sum of its proper divisors (20067143).

23290276 is a wasteful number, since it uses less digits than its factorization.

23290276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The cubic root of 23290276 is about 285.5780858935.

The spelling of 23290276 in words is "twenty-three million, two hundred ninety thousand, two hundred seventy-six".

Divisors: 1 2 4 19 38 76 127 254 361 508 722 1444 2413 4826 9652 16129 32258 45847 64516 91694 183388 306451 612902 1225804 5822569 11645138 23290276