Base | Representation |
---|---|
bin | 1011101010011111… |
… | …0111100001101110 |
3 | 22002012112221200222 |
4 | 2322213313201232 |
5 | 22403014410410 |
6 | 1234404251342 |
7 | 140406113312 |
oct | 27247674156 |
9 | 8065487628 |
10 | 3131013230 |
11 | 1367414644 |
12 | 7346a0b52 |
13 | 3ab896267 |
14 | 219b8bb42 |
15 | 134d22955 |
hex | ba9f786e |
3131013230 has 32 divisors (see below), whose sum is σ = 6190387200. Its totient is φ = 1134901152.
The previous prime is 3131013229. The next prime is 3131013251. The reversal of 3131013230 is 323101313.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3131013199 and 3131013208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353870 + ... + 362609.
It is an arithmetic number, because the mean of its divisors is an integer number (193449600).
Almost surely, 23131013230 is an apocalyptic number.
3131013230 is a deficient number, since it is larger than the sum of its proper divisors (3059373970).
3131013230 is a wasteful number, since it uses less digits than its factorization.
3131013230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 716528.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 3131013230 is about 55955.4575533075. The cubic root of 3131013230 is about 1462.9460171291.
Adding to 3131013230 its reverse (323101313), we get a palindrome (3454114543).
The spelling of 3131013230 in words is "three billion, one hundred thirty-one million, thirteen thousand, two hundred thirty".
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