Base | Representation |
---|---|
bin | 11100111101110100… |
… | …110011101000111010 |
3 | 2222021112221112110002 |
4 | 130331310303220322 |
5 | 1002144104234000 |
6 | 22142120153002 |
7 | 2150510562353 |
oct | 347564635072 |
9 | 88245845402 |
10 | 31102024250 |
11 | 12210311180 |
12 | 6040008762 |
13 | 2c187a425b |
14 | 1710952d2a |
15 | c2075e8d5 |
hex | 73dd33a3a |
31102024250 has 128 divisors (see below), whose sum is σ = 66315255552. Its totient is φ = 10821600000.
The previous prime is 31102024241. The next prime is 31102024253. The reversal of 31102024250 is 5242020113.
It is not an unprimeable number, because it can be changed into a prime (31102024253) 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, 6204245 + ... + 6209255.
It is an arithmetic number, because the mean of its divisors is an integer number (518087934).
Almost surely, 231102024250 is an apocalyptic number.
31102024250 is an abundant number, since it is smaller than the sum of its proper divisors (35213231302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31102024250 is a wasteful number, since it uses less digits than its factorization.
31102024250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5137 (or 5127 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
Adding to 31102024250 its reverse (5242020113), we get a palindrome (36344044363).
The spelling of 31102024250 in words is "thirty-one billion, one hundred two million, twenty-four thousand, two hundred fifty".
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