Base | Representation |
---|---|
bin | 10111010001001010… |
… | …10000100100101100 |
3 | 1012020120221011022011 |
4 | 23220211100210230 |
5 | 201040424002131 |
6 | 5423323131004 |
7 | 621364245322 |
oct | 135045204454 |
9 | 35216834264 |
10 | 12492015916 |
11 | 53304654a6 |
12 | 2507673a64 |
13 | 12410827c3 |
14 | 8670d5d12 |
15 | 4d1a5d0b1 |
hex | 2e895092c |
12492015916 has 6 divisors (see below), whose sum is σ = 21861027860. Its totient is φ = 6246007956.
The previous prime is 12492015859. The next prime is 12492015919. The reversal of 12492015916 is 61951029421.
It is not an unprimeable number, because it can be changed into a prime (12492015919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561501986 + ... + 1561501993.
Almost surely, 212492015916 is an apocalyptic number.
It is an amenable number.
12492015916 is a deficient number, since it is larger than the sum of its proper divisors (9369011944).
12492015916 is a wasteful number, since it uses less digits than its factorization.
12492015916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3123003983 (or 3123003981 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 40.
The spelling of 12492015916 in words is "twelve billion, four hundred ninety-two million, fifteen thousand, nine hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •