Base | Representation |
---|---|
bin | 1110001100111010011010… |
… | …01100001010001000110101 |
3 | 11002120120002112220200102110 |
4 | 13012131031030022020311 |
5 | 13043133021033221401 |
6 | 150230510500001233 |
7 | 6402202366056645 |
oct | 706351514121065 |
9 | 132516075820373 |
10 | 31230002242101 |
11 | 9a5062a112753 |
12 | 3604700690219 |
13 | 1456c906c5720 |
14 | 79d77c344525 |
15 | 39256d8d29d6 |
hex | 1c674d30a235 |
31230002242101 has 32 divisors (see below), whose sum is σ = 44879452289280. Its totient is φ = 19202881065984.
The previous prime is 31230002242099. The next prime is 31230002242141. The reversal of 31230002242101 is 10124220003213.
It is not a de Polignac number, because 31230002242101 - 21 = 31230002242099 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31230002242141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251360871 + ... + 251485083.
It is an arithmetic number, because the mean of its divisors is an integer number (1402482884040).
Almost surely, 231230002242101 is an apocalyptic number.
It is an amenable number.
31230002242101 is a deficient number, since it is larger than the sum of its proper divisors (13649450047179).
31230002242101 is a wasteful number, since it uses less digits than its factorization.
31230002242101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129405.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 31230002242101 its reverse (10124220003213), we get a palindrome (41354222245314).
The spelling of 31230002242101 in words is "thirty-one trillion, two hundred thirty billion, two million, two hundred forty-two thousand, one hundred one".
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