Base | Representation |
---|---|
bin | 10010110110011011… |
… | …11101101111101111 |
3 | 222010022011121220220 |
4 | 21123031331233233 |
5 | 131211300301111 |
6 | 4352121342423 |
7 | 505535214021 |
oct | 113315755757 |
9 | 28108147826 |
10 | 10120322031 |
11 | 4323726806 |
12 | 1b65337a13 |
13 | c538c7b41 |
14 | 6c0124011 |
15 | 3e3728e06 |
hex | 25b37dbef |
10120322031 has 16 divisors (see below), whose sum is σ = 13932887040. Its totient is φ = 6527439360.
The previous prime is 10120322027. The next prime is 10120322033. The reversal of 10120322031 is 13022302101.
It is not a de Polignac number, because 10120322031 - 22 = 10120322027 is a prime.
It is a super-2 number, since 2×101203220312 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 10120322031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10120322033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379471 + ... + 405263.
It is an arithmetic number, because the mean of its divisors is an integer number (870805440).
Almost surely, 210120322031 is an apocalyptic number.
10120322031 is a deficient number, since it is larger than the sum of its proper divisors (3812565009).
10120322031 is a wasteful number, since it uses less digits than its factorization.
10120322031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30046.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 10120322031 its reverse (13022302101), we get a palindrome (23142624132).
The spelling of 10120322031 in words is "ten billion, one hundred twenty million, three hundred twenty-two thousand, thirty-one".
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