Base | Representation |
---|---|
bin | 11000001110111011… |
… | …01001000111110100 |
3 | 1020120200211012220111 |
4 | 30013131221013310 |
5 | 203121042104022 |
6 | 5550551512404 |
7 | 640255064431 |
oct | 140735510764 |
9 | 36520735814 |
10 | 13010113012 |
11 | 5576962516 |
12 | 2631088704 |
13 | 12c4502b30 |
14 | 8b5c3cb88 |
15 | 51229d477 |
hex | 3077691f4 |
13010113012 has 24 divisors (see below), whose sum is σ = 25181740136. Its totient is φ = 5842378368.
The previous prime is 13010112979. The next prime is 13010113013. The reversal of 13010113012 is 21031101031.
It can be written as a sum of positive squares in 4 ways, for example, as 2880898276 + 10129214736 = 53674^2 + 100644^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 13010112983 and 13010113001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13010113013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3379083 + ... + 3382930.
Almost surely, 213010113012 is an apocalyptic number.
It is an amenable number.
13010113012 is a deficient number, since it is larger than the sum of its proper divisors (12171627124).
13010113012 is a wasteful number, since it uses less digits than its factorization.
13010113012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6762067 (or 6762065 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 13010113012 its reverse (21031101031), we get a palindrome (34041214043).
The spelling of 13010113012 in words is "thirteen billion, ten million, one hundred thirteen thousand, twelve".
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