Base | Representation |
---|---|
bin | 11000010011110100… |
… | …11011011001100101 |
3 | 1020200120011100001120 |
4 | 30021322123121211 |
5 | 203212102312123 |
6 | 5555020444153 |
7 | 641264324610 |
oct | 141172333145 |
9 | 36616140046 |
10 | 13051213413 |
11 | 5598084897 |
12 | 26429a9659 |
13 | 12ccb934b4 |
14 | 8bb49b177 |
15 | 515bbb2e3 |
hex | 309e9b665 |
13051213413 has 64 divisors (see below), whose sum is σ = 20815872000. Its totient is φ = 7119161280.
The previous prime is 13051213393. The next prime is 13051213457. The reversal of 13051213413 is 31431215031.
It is not a de Polignac number, because 13051213413 - 25 = 13051213381 is a prime.
It is a super-2 number, since 2×130512134132 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13051214413) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10601508 + ... + 10602738.
It is an arithmetic number, because the mean of its divisors is an integer number (325248000).
Almost surely, 213051213413 is an apocalyptic number.
It is an amenable number.
13051213413 is a deficient number, since it is larger than the sum of its proper divisors (7764658587).
13051213413 is a wasteful number, since it uses less digits than its factorization.
13051213413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1542.
The product of its (nonzero) digits is 1080, while the sum is 24.
Adding to 13051213413 its reverse (31431215031), we get a palindrome (44482428444).
The spelling of 13051213413 in words is "thirteen billion, fifty-one million, two hundred thirteen thousand, four hundred thirteen".
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