Base | Representation |
---|---|
bin | 10111001100010111… |
… | …01000111110001100 |
3 | 1012010210011012220210 |
4 | 23212023220332030 |
5 | 201000121330201 |
6 | 5415324042420 |
7 | 620365043346 |
oct | 134613507614 |
9 | 35123135823 |
10 | 12451745676 |
11 | 530a75a907 |
12 | 24b6093410 |
13 | 1235922c66 |
14 | 861a12296 |
15 | 4cd2561d6 |
hex | 2e62e8f8c |
12451745676 has 24 divisors (see below), whose sum is σ = 30763136880. Its totient is φ = 3906429952.
The previous prime is 12451745639. The next prime is 12451745699. The reversal of 12451745676 is 67654715421.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30518781 + ... + 30519188.
It is an arithmetic number, because the mean of its divisors is an integer number (1281797370).
Almost surely, 212451745676 is an apocalyptic number.
It is an amenable number.
12451745676 is an abundant number, since it is smaller than the sum of its proper divisors (18311391204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12451745676 is a wasteful number, since it uses less digits than its factorization.
12451745676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61037993 (or 61037991 counting only the distinct ones).
The product of its digits is 1411200, while the sum is 48.
The spelling of 12451745676 in words is "twelve billion, four hundred fifty-one million, seven hundred forty-five thousand, six hundred seventy-six".
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