Base | Representation |
---|---|
bin | 10111111111000100… |
… | …00000010111001110 |
3 | 1020020102102100202101 |
4 | 23333202000113032 |
5 | 202333010222204 |
6 | 5525435345314 |
7 | 634051011625 |
oct | 137742002716 |
9 | 36212370671 |
10 | 12877039054 |
11 | 5508831040 |
12 | 25b45b223a |
13 | 12a2a7c149 |
14 | 8a22bc6bc |
15 | 505763ea4 |
hex | 2ff8805ce |
12877039054 has 16 divisors (see below), whose sum is σ = 21074145840. Its totient is φ = 5852469760.
The previous prime is 12877039051. The next prime is 12877039093. The reversal of 12877039054 is 45093077821.
It is a junction number, because it is equal to n+sod(n) for n = 12877038995 and 12877039013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12877039051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169902 + ... + 233710.
It is an arithmetic number, because the mean of its divisors is an integer number (1317134115).
Almost surely, 212877039054 is an apocalyptic number.
12877039054 is a deficient number, since it is larger than the sum of its proper divisors (8197106786).
12877039054 is a wasteful number, since it uses less digits than its factorization.
12877039054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72995.
The product of its (nonzero) digits is 423360, while the sum is 46.
The spelling of 12877039054 in words is "twelve billion, eight hundred seventy-seven million, thirty-nine thousand, fifty-four".
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