Base | Representation |
---|---|
bin | 11001001101000010… |
… | …01011010100101110 |
3 | 1021221000012210021121 |
4 | 30212201023110232 |
5 | 210202432230410 |
6 | 10114403051154 |
7 | 656212510006 |
oct | 144641132456 |
9 | 37830183247 |
10 | 13531133230 |
11 | 5813a7673a |
12 | 2757670aba |
13 | 1378437814 |
14 | 925107006 |
15 | 542db99da |
hex | 32684b52e |
13531133230 has 16 divisors (see below), whose sum is σ = 24357569904. Its totient is φ = 5412113280.
The previous prime is 13531133227. The next prime is 13531133257. The reversal of 13531133230 is 3233113531.
It is a junction number, because it is equal to n+sod(n) for n = 13531133195 and 13531133204.
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, 180214 + ... + 244006.
It is an arithmetic number, because the mean of its divisors is an integer number (1522348119).
Almost surely, 213531133230 is an apocalyptic number.
13531133230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13531133230 is a deficient number, since it is larger than the sum of its proper divisors (10826436674).
13531133230 is a wasteful number, since it uses less digits than its factorization.
13531133230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85011.
The product of its (nonzero) digits is 2430, while the sum is 25.
Adding to 13531133230 its reverse (3233113531), we get a palindrome (16764246761).
The spelling of 13531133230 in words is "thirteen billion, five hundred thirty-one million, one hundred thirty-three thousand, two hundred thirty".
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