Base | Representation |
---|---|
bin | 10111101000000110… |
… | …01011000010100100 |
3 | 1012201222221122011221 |
4 | 23310003023002210 |
5 | 201434202010243 |
6 | 5454354510124 |
7 | 626221452163 |
oct | 136403130244 |
9 | 35658848157 |
10 | 12684406948 |
11 | 541a020754 |
12 | 255bb95344 |
13 | 1271ba4655 |
14 | 8848973da |
15 | 4e38b2bed |
hex | 2f40cb0a4 |
12684406948 has 12 divisors (see below), whose sum is σ = 22255672320. Its totient is φ = 6325643432.
The previous prime is 12684406937. The next prime is 12684406951. The reversal of 12684406948 is 84960448621.
It is a junction number, because it is equal to n+sod(n) for n = 12684406895 and 12684406904.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4138288 + ... + 4141351.
It is an arithmetic number, because the mean of its divisors is an integer number (1854639360).
Almost surely, 212684406948 is an apocalyptic number.
It is an amenable number.
12684406948 is a deficient number, since it is larger than the sum of its proper divisors (9571265372).
12684406948 is a wasteful number, since it uses less digits than its factorization.
12684406948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8280026 (or 8280024 counting only the distinct ones).
The product of its (nonzero) digits is 2654208, while the sum is 52.
The spelling of 12684406948 in words is "twelve billion, six hundred eighty-four million, four hundred six thousand, nine hundred forty-eight".
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