Base | Representation |
---|---|
bin | 10010101001101010… |
… | …00001100000000011 |
3 | 221211211110020002101 |
4 | 21110311001200003 |
5 | 131001324324030 |
6 | 4333331531231 |
7 | 503064056116 |
oct | 112465014003 |
9 | 27754406071 |
10 | 10013120515 |
11 | 4279166712 |
12 | 1b35459b17 |
13 | c376324a8 |
14 | 6adbba57d |
15 | 3d91007ca |
hex | 254d41803 |
10013120515 has 4 divisors (see below), whose sum is σ = 12015744624. Its totient is φ = 8010496408.
The previous prime is 10013120503. The next prime is 10013120521. The reversal of 10013120515 is 51502131001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51502131001 = 23 ⋅2239223087.
It is a cyclic number.
It is not a de Polignac number, because 10013120515 - 27 = 10013120387 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10013120492 and 10013120501.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001312047 + ... + 1001312056.
It is an arithmetic number, because the mean of its divisors is an integer number (3003936156).
Almost surely, 210013120515 is an apocalyptic number.
10013120515 is a deficient number, since it is larger than the sum of its proper divisors (2002624109).
10013120515 is an equidigital number, since it uses as much as digits as its factorization.
10013120515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2002624108.
The product of its (nonzero) digits is 150, while the sum is 19.
Adding to 10013120515 its reverse (51502131001), we get a palindrome (61515251516).
The spelling of 10013120515 in words is "ten billion, thirteen million, one hundred twenty thousand, five hundred fifteen".
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