Base | Representation |
---|---|
bin | 1110001001001100100100… |
… | …01101001110010011000110 |
3 | 11002010100111112120002222202 |
4 | 13010212102031032103012 |
5 | 13034040013122132220 |
6 | 150052112100154502 |
7 | 6360032156403050 |
oct | 704462215162306 |
9 | 132110445502882 |
10 | 31102311130310 |
11 | 9a014638854a2 |
12 | 35a3a05098a32 |
13 | 1447c20c88844 |
14 | 79750777c8d0 |
15 | 38e0985e9275 |
hex | 1c499234e4c6 |
31102311130310 has 128 divisors (see below), whose sum is σ = 69181139681280. Its totient is φ = 9836689838976.
The previous prime is 31102311130301. The next prime is 31102311130327. The reversal of 31102311130310 is 1303111320113.
It is a super-2 number, since 2×311023111303102 (a number of 28 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2625749 + ... + 8312591.
It is an arithmetic number, because the mean of its divisors is an integer number (540477653760).
Almost surely, 231102311130310 is an apocalyptic number.
31102311130310 is an abundant number, since it is smaller than the sum of its proper divisors (38078828550970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31102311130310 is a wasteful number, since it uses less digits than its factorization.
31102311130310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5687002.
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 31102311130310 its reverse (1303111320113), we get a palindrome (32405422450423).
The spelling of 31102311130310 in words is "thirty-one trillion, one hundred two billion, three hundred eleven million, one hundred thirty thousand, three hundred ten".
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