Base | Representation |
---|---|
bin | 11000001111001011… |
… | …11111110100001000 |
3 | 1020120211221111011022 |
4 | 30013211333310020 |
5 | 203122122144422 |
6 | 5551110452012 |
7 | 640312515524 |
oct | 140745776410 |
9 | 36524844138 |
10 | 13012303112 |
11 | 5578118a16 |
12 | 2631964008 |
13 | 12c4abb953 |
14 | 8b624cd84 |
15 | 512582342 |
hex | 30797fd08 |
13012303112 has 8 divisors (see below), whose sum is σ = 24398068350. Its totient is φ = 6506151552.
The previous prime is 13012303099. The next prime is 13012303123. The reversal of 13012303112 is 21130321031.
It can be written as a sum of positive squares in only one way, i.e., 12191251396 + 821051716 = 110414^2 + 28654^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813268937 + ... + 813268952.
Almost surely, 213012303112 is an apocalyptic number.
It is an amenable number.
13012303112 is a deficient number, since it is larger than the sum of its proper divisors (11385765238).
13012303112 is a wasteful number, since it uses less digits than its factorization.
13012303112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1626537895 (or 1626537891 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13012303112 its reverse (21130321031), we get a palindrome (34142624143).
The spelling of 13012303112 in words is "thirteen billion, twelve million, three hundred three thousand, one hundred twelve".
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