Base | Representation |
---|---|
bin | 10111101111111111… |
… | …01111111100100110 |
3 | 1012220121112112020011 |
4 | 23313333233330212 |
5 | 202103124242111 |
6 | 5505122000434 |
7 | 630654316411 |
oct | 136777577446 |
9 | 35817475204 |
10 | 12750618406 |
11 | 5453434369 |
12 | 257a1a611a |
13 | 1282817926 |
14 | 88d5b0b78 |
15 | 4e95e1021 |
hex | 2f7feff26 |
12750618406 has 16 divisors (see below), whose sum is σ = 19360420416. Its totient is φ = 6297489256.
The previous prime is 12750618389. The next prime is 12750618421. The reversal of 12750618406 is 60481605721.
It is a congruent number.
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, 11596 + ... + 160111.
It is an arithmetic number, because the mean of its divisors is an integer number (1210026276).
Almost surely, 212750618406 is an apocalyptic number.
12750618406 is a deficient number, since it is larger than the sum of its proper divisors (6609802010).
12750618406 is a wasteful number, since it uses less digits than its factorization.
12750618406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172163.
The product of its (nonzero) digits is 80640, while the sum is 40.
The spelling of 12750618406 in words is "twelve billion, seven hundred fifty million, six hundred eighteen thousand, four hundred six".
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