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23230230312 = 2331756936839
BaseRepresentation
bin10101101000101000…
…010010111100101000
32012221221202222012110
4111220220102330220
5340033414332222
614401040242320
71451444461662
oct255050227450
965857688173
1023230230312
11994094a953
1246039103a0
13226299c213
1411a52dd532
1590e63b30c
hex568a12f28

23230230312 has 32 divisors (see below), whose sum is σ = 61491787200. Its totient is φ = 7287915264.

The previous prime is 23230230269. The next prime is 23230230337. The reversal of 23230230312 is 21303203232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28468012 + ... + 28468827.

It is an arithmetic number, because the mean of its divisors is an integer number (1921618350).

Almost surely, 223230230312 is an apocalyptic number.

It is an amenable number.

23230230312 is an abundant number, since it is smaller than the sum of its proper divisors (38261556888).

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

23230230312 is a wasteful number, since it uses less digits than its factorization.

23230230312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56936865 (or 56936861 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23230230312 its reverse (21303203232), we get a palindrome (44533433544).

The spelling of 23230230312 in words is "twenty-three billion, two hundred thirty million, two hundred thirty thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 56936839 113873678 170810517 227747356 341621034 455494712 683242068 967926263 1366484136 1935852526 2903778789 3871705052 5807557578 7743410104 11615115156 23230230312