Base | Representation |
---|---|
bin | 10010101011110101… |
… | …01001110101111000 |
3 | 221220002210120201211 |
4 | 21111322221311320 |
5 | 131021012424223 |
6 | 4335223052504 |
7 | 503405161300 |
oct | 112572516570 |
9 | 27802716654 |
10 | 10031373688 |
11 | 42884a3586 |
12 | 1b3b5a1134 |
13 | c3b35379b |
14 | 6b23ac600 |
15 | 3daa08d0d |
hex | 255ea9d78 |
10031373688 has 48 divisors (see below), whose sum is σ = 21961222200. Its totient is φ = 4283133120.
The previous prime is 10031373683. The next prime is 10031373727. The reversal of 10031373688 is 88637313001.
It is a self number, because there is not a number n which added to its sum of digits gives 10031373688.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10031373683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57883 + ... + 153013.
Almost surely, 210031373688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10031373688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10980611100).
10031373688 is an abundant number, since it is smaller than the sum of its proper divisors (11929848512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10031373688 is a wasteful number, since it uses less digits than its factorization.
10031373688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95420 (or 95409 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 40.
Adding to 10031373688 its reverse (88637313001), we get a palindrome (98668686689).
The spelling of 10031373688 in words is "ten billion, thirty-one million, three hundred seventy-three thousand, six hundred eighty-eight".
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