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23055235 = 572139677
BaseRepresentation
bin101011111110…
…0101110000011
31121101022211121
41113330232003
521400231420
62142053111
7366652300
oct127745603
947338747
1023055235
1112017815
12787a197
134a12c68
1430c20a7
1520562aa
hex15fcb83

23055235 has 24 divisors (see below), whose sum is σ = 32462640. Its totient is φ = 15672384.

The previous prime is 23055233. The next prime is 23055257. The reversal of 23055235 is 53255032.

It is not a de Polignac number, because 23055235 - 21 = 23055233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23055233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33717 + ... + 34393.

It is an arithmetic number, because the mean of its divisors is an integer number (1352610).

Almost surely, 223055235 is an apocalyptic number.

23055235 is a deficient number, since it is larger than the sum of its proper divisors (9407405).

23055235 is a wasteful number, since it uses less digits than its factorization.

23055235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835 (or 828 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 23055235 is about 4801.5867169093. The cubic root of 23055235 is about 284.6141696021.

The spelling of 23055235 in words is "twenty-three million, fifty-five thousand, two hundred thirty-five".

Divisors: 1 5 7 35 49 139 245 677 695 973 3385 4739 4865 6811 23695 33173 34055 94103 165865 470515 658721 3293605 4611047 23055235