Base | Representation |
---|---|
bin | 10010101001010010… |
… | …01111010000010011 |
3 | 221211121122021020110 |
4 | 21110221033100103 |
5 | 131000031443443 |
6 | 4333141412403 |
7 | 503025601131 |
oct | 112451172023 |
9 | 27747567213 |
10 | 10010031123 |
11 | 42774465a4 |
12 | 1b3440a103 |
13 | c36ac0251 |
14 | 6ad614751 |
15 | 3d8be0233 |
hex | 254a4f413 |
10010031123 has 8 divisors (see below), whose sum is σ = 13806939600. Its totient is φ = 6443238368.
The previous prime is 10010031113. The next prime is 10010031169. The reversal of 10010031123 is 32113001001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10010031123 - 210 = 10010030099 is a prime.
It is a super-2 number, since 2×100100311232 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10010031099 and 10010031108.
It is not an unprimeable number, because it can be changed into a prime (10010031113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57528828 + ... + 57529001.
It is an arithmetic number, because the mean of its divisors is an integer number (1725867450).
Almost surely, 210010031123 is an apocalyptic number.
10010031123 is a deficient number, since it is larger than the sum of its proper divisors (3796908477).
10010031123 is a wasteful number, since it uses less digits than its factorization.
10010031123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115057861.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 10010031123 its reverse (32113001001), we get a palindrome (42123032124).
The spelling of 10010031123 in words is "ten billion, ten million, thirty-one thousand, one hundred twenty-three".
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