Base | Representation |
---|---|
bin | 10111110101111111… |
… | …01001110000011110 |
3 | 1020001010012100111022 |
4 | 23322333221300132 |
5 | 202204014042302 |
6 | 5514120124142 |
7 | 632135031116 |
oct | 137277516036 |
9 | 36033170438 |
10 | 12800924702 |
11 | 5479874215 |
12 | 2593006652 |
13 | 129007c577 |
14 | 896148046 |
15 | 4edc2b8a2 |
hex | 2fafe9c1e |
12800924702 has 4 divisors (see below), whose sum is σ = 19201387056. Its totient is φ = 6400462350.
The previous prime is 12800924681. The next prime is 12800924711. The reversal of 12800924702 is 20742900821.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20742900821 = 5333 ⋅3889537.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3200231174 + ... + 3200231177.
It is an arithmetic number, because the mean of its divisors is an integer number (4800346764).
Almost surely, 212800924702 is an apocalyptic number.
12800924702 is a deficient number, since it is larger than the sum of its proper divisors (6400462354).
12800924702 is an equidigital number, since it uses as much as digits as its factorization.
12800924702 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6400462353.
The product of its (nonzero) digits is 16128, while the sum is 35.
The spelling of 12800924702 in words is "twelve billion, eight hundred million, nine hundred twenty-four thousand, seven hundred two".
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