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23321333312 = 261721435049
BaseRepresentation
bin10101101110000011…
…110100111001000000
32020012022012111000122
4111232003310321000
5340230230131222
614414053035412
71453632030254
oct255603647100
966168174018
1023321333312
119988314992
12462a325b68
132278819214
1411b3456264
15917634a42
hex56e0f4e40

23321333312 has 28 divisors (see below), whose sum is σ = 49000524300. Its totient is φ = 10974744576.

The previous prime is 23321333309. The next prime is 23321333333. The reversal of 23321333312 is 21333312332.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6435890176 + 16885443136 = 80224^2 + 129944^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10716437 + ... + 10718612.

It is an arithmetic number, because the mean of its divisors is an integer number (1750018725).

Almost surely, 223321333312 is an apocalyptic number.

It is an amenable number.

23321333312 is an abundant number, since it is smaller than the sum of its proper divisors (25679190988).

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

23321333312 is a wasteful number, since it uses less digits than its factorization.

23321333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21435078 (or 21435068 counting only the distinct ones).

The product of its digits is 5832, while the sum is 26.

Adding to 23321333312 its reverse (21333312332), we get a palindrome (44654645644).

The spelling of 23321333312 in words is "twenty-three billion, three hundred twenty-one million, three hundred thirty-three thousand, three hundred twelve".

Divisors: 1 2 4 8 16 17 32 34 64 68 136 272 544 1088 21435049 42870098 85740196 171480392 342960784 364395833 685921568 728791666 1371843136 1457583332 2915166664 5830333328 11660666656 23321333312