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57532533311 = 1119292327319
BaseRepresentation
bin110101100101001101…
…001100101000111111
312111111112121111210002
4311211031030220333
51420311312031221
642232521504515
74104465315161
oct654515145077
9174445544702
1057532533311
11224436848a0
12b19764213b
13556b4abb26
142adacb0931
15176ad0180b
hexd6534ca3f

57532533311 has 24 divisors (see below), whose sum is σ = 68422972800. Its totient is φ = 47840798880.

The previous prime is 57532533299. The next prime is 57532533371. The reversal of 57532533311 is 11333523575.

It is not a de Polignac number, because 57532533311 - 234 = 40352664127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57532533371) 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, 12110 + ... + 339428.

It is an arithmetic number, because the mean of its divisors is an integer number (2850957200).

Almost surely, 257532533311 is an apocalyptic number.

57532533311 is a deficient number, since it is larger than the sum of its proper divisors (10890439489).

57532533311 is a wasteful number, since it uses less digits than its factorization.

57532533311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327407 (or 327378 counting only the distinct ones).

The product of its digits is 141750, while the sum is 38.

The spelling of 57532533311 in words is "fifty-seven billion, five hundred thirty-two million, five hundred thirty-three thousand, three hundred eleven".

Divisors: 1 11 19 29 209 319 551 841 6061 9251 15979 175769 327319 3600509 6219061 9492251 68409671 104414761 180352769 275275279 1983880459 3028028069 5230230301 57532533311