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23315051332 = 22231078292857
BaseRepresentation
bin10101101101101011…
…110111001101000100
32020011212101022202201
4111231223313031010
5340222123120312
614413310244244
71453524444406
oct255553671504
966155338681
1023315051332
119984814171
1246281b6684
132277429a81
1411b269cb76
15916ce3557
hex56daf7344

23315051332 has 48 divisors (see below), whose sum is σ = 43040108160. Its totient is φ = 11029277952.

The previous prime is 23315051329. The next prime is 23315051369.

23315051332 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×233150513322 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23315051332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8159248 + ... + 8162104.

It is an arithmetic number, because the mean of its divisors is an integer number (896668920).

Almost surely, 223315051332 is an apocalyptic number.

It is an amenable number.

23315051332 is a deficient number, since it is larger than the sum of its proper divisors (19725056828).

23315051332 is a wasteful number, since it uses less digits than its factorization.

23315051332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3820 (or 3818 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

It can be divided in two parts, 233150 and 51332, that added together give a palindrome (284482).

The spelling of 23315051332 in words is "twenty-three billion, three hundred fifteen million, fifty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 23 46 92 107 214 428 829 1658 2461 2857 3316 4922 5714 9844 11428 19067 38134 65711 76268 88703 131422 177406 262844 305699 354812 611398 1222796 2040169 2368453 4080338 4736906 7031077 8160676 9473812 14062154 28124308 54474419 108948838 217897676 253424471 506848942 1013697884 5828762833 11657525666 23315051332