Base | Representation |
---|---|
bin | 110001010100100001… |
… | …000001010100111111 |
3 | 12001200200222021100120 |
4 | 301110201001110333 |
5 | 1331424113044022 |
6 | 40154532030023 |
7 | 3553223514114 |
oct | 612441012477 |
9 | 161620867316 |
10 | 52957549887 |
11 | 2050617a060 |
12 | a31b462313 |
13 | 4cbc710448 |
14 | 27c544690b |
15 | 159e350d5c |
hex | c5484153f |
52957549887 has 32 divisors (see below), whose sum is σ = 80435773440. Its totient is φ = 30678061920.
The previous prime is 52957549871. The next prime is 52957549913. The reversal of 52957549887 is 78894575925.
It is not a de Polignac number, because 52957549887 - 24 = 52957549871 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (69).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52957549387) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1067958 + ... + 1116444.
It is an arithmetic number, because the mean of its divisors is an integer number (2513617920).
Almost surely, 252957549887 is an apocalyptic number.
52957549887 is a deficient number, since it is larger than the sum of its proper divisors (27478223553).
52957549887 is a wasteful number, since it uses less digits than its factorization.
52957549887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49963.
The product of its digits is 254016000, while the sum is 69.
The spelling of 52957549887 in words is "fifty-two billion, nine hundred fifty-seven million, five hundred forty-nine thousand, eight hundred eighty-seven".
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