Base | Representation |
---|---|
bin | 10111111100101110… |
… | …10010011000011110 |
3 | 1020012001120020110020 |
4 | 23332113102120132 |
5 | 202313001431222 |
6 | 5523455453010 |
7 | 633422352660 |
oct | 137627223036 |
9 | 36161506406 |
10 | 12857452062 |
11 | 54a8773044 |
12 | 25a9b27166 |
13 | 129b9b1a00 |
14 | 89d860530 |
15 | 503b9565c |
hex | 2fe5d261e |
12857452062 has 96 divisors (see below), whose sum is σ = 32021123328. Its totient is φ = 3369869568.
The previous prime is 12857452061. The next prime is 12857452067. The reversal of 12857452062 is 26025475821.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12857452061) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1151418 + ... + 1162530.
It is an arithmetic number, because the mean of its divisors is an integer number (333553368).
Almost surely, 212857452062 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12857452062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16010561664).
12857452062 is an abundant number, since it is smaller than the sum of its proper divisors (19163671266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12857452062 is a wasteful number, since it uses less digits than its factorization.
12857452062 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11314 (or 11301 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 42.
The spelling of 12857452062 in words is "twelve billion, eight hundred fifty-seven million, four hundred fifty-two thousand, sixty-two".
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