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230026536 = 23323194813
BaseRepresentation
bin11011011010111…
…10110100101000
3121000211120002100
431231132310220
5432341322121
634454133400
75462123205
oct1555366450
9530746070
10230026536
11108931383
1265051260
133886b39c
142279acac
15152db026
hexdb5ed28

230026536 has 24 divisors (see below), whose sum is σ = 622988730. Its totient is φ = 76675488.

The previous prime is 230026499. The next prime is 230026543. The reversal of 230026536 is 635620032.

230026536 is a `hidden beast` number, since 2 + 3 + 0 + 0 + 2 + 653 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 119902500 + 110124036 = 10950^2 + 10494^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1597335 + ... + 1597478.

Almost surely, 2230026536 is an apocalyptic number.

It is an amenable number.

230026536 is an abundant number, since it is smaller than the sum of its proper divisors (392962194).

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

230026536 is a wasteful number, since it uses less digits than its factorization.

230026536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194825 (or 3194818 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 230026536 is about 15166.6257288825. The cubic root of 230026536 is about 612.7161295297.

Adding to 230026536 its reverse (635620032), we get a palindrome (865646568).

The spelling of 230026536 in words is "two hundred thirty million, twenty-six thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 3194813 6389626 9584439 12779252 19168878 25558504 28753317 38337756 57506634 76675512 115013268 230026536