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23104458 = 2321398737
BaseRepresentation
bin101100000100…
…0101111001010
31121110211100200
41120020233022
521403320313
62143113030
7400245636
oct130105712
947424320
1023104458
11120507a3
1278a2776
134a2c4a0
1430d5dc6
152065b73
hex1608bca

23104458 has 24 divisors (see below), whose sum is σ = 53910948. Its totient is φ = 7108992.

The previous prime is 23104451. The next prime is 23104463. The reversal of 23104458 is 85440132.

It can be written as a sum of positive squares in 2 ways, for example, as 17614809 + 5489649 = 4197^2 + 2343^2 .

It is not an unprimeable number, because it can be changed into a prime (23104451) 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 11 ways as a sum of consecutive naturals, for example, 49135 + ... + 49602.

Almost surely, 223104458 is an apocalyptic number.

23104458 is an abundant number, since it is smaller than the sum of its proper divisors (30806490).

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

23104458 is a wasteful number, since it uses less digits than its factorization.

23104458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98758 (or 98755 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 23104458 is about 4806.7096854293. The cubic root of 23104458 is about 284.8165763429.

The spelling of 23104458 in words is "twenty-three million, one hundred four thousand, four hundred fifty-eight".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 98737 197474 296211 592422 888633 1283581 1777266 2567162 3850743 7701486 11552229 23104458