Base | Representation |
---|---|
bin | 1110001100010101011001… |
… | …01110111010001110011100 |
3 | 11002111122210122110000112220 |
4 | 13012022230232322032130 |
5 | 13042321321332213004 |
6 | 150213422544225340 |
7 | 6400600060556253 |
oct | 706125456721634 |
9 | 132448718400486 |
10 | 31210130351004 |
11 | 9a43161a33860 |
12 | 360089560b250 |
13 | 1455144723897 |
14 | 79c81508979a |
15 | 391ca901edd9 |
hex | 1c62acbba39c |
31210130351004 has 96 divisors (see below), whose sum is σ = 80977700428800. Its totient is φ = 9275916614400.
The previous prime is 31210130350921. The next prime is 31210130351011. The reversal of 31210130351004 is 40015303101213.
It is a super-2 number, since 2×312101303510042 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2742964 + ... + 8363259.
It is an arithmetic number, because the mean of its divisors is an integer number (843517712800).
Almost surely, 231210130351004 is an apocalyptic number.
It is an amenable number.
31210130351004 is an abundant number, since it is smaller than the sum of its proper divisors (49767570077796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31210130351004 is a wasteful number, since it uses less digits than its factorization.
31210130351004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11106651 (or 11106649 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 24.
Adding to 31210130351004 its reverse (40015303101213), we get a palindrome (71225433452217).
The spelling of 31210130351004 in words is "thirty-one trillion, two hundred ten billion, one hundred thirty million, three hundred fifty-one thousand, four".
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