Base | Representation |
---|---|
bin | 1110001111010001010011… |
… | …01000101010001000011110 |
3 | 11002212022012010111212001022 |
4 | 13013220221220222020132 |
5 | 13100444422042041110 |
6 | 150332025055444142 |
7 | 6411101006440565 |
oct | 707505150521036 |
9 | 132768163455038 |
10 | 31311010112030 |
11 | 9a81a19a28390 |
12 | 3618349b26652 |
13 | 146180059187c |
14 | 7a3664cb8bdc |
15 | 3947105d9755 |
hex | 1c7a29a2a21e |
31311010112030 has 16 divisors (see below), whose sum is σ = 61483438038384. Its totient is φ = 11385821858880.
The previous prime is 31311010111963. The next prime is 31311010112071. The reversal of 31311010112030 is 3021101011313.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142322773127 + ... + 142322773346.
It is an arithmetic number, because the mean of its divisors is an integer number (3842714877399).
Almost surely, 231311010112030 is an apocalyptic number.
31311010112030 is a deficient number, since it is larger than the sum of its proper divisors (30172427926354).
31311010112030 is a wasteful number, since it uses less digits than its factorization.
31311010112030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284645546491.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 31311010112030 its reverse (3021101011313), we get a palindrome (34332111123343).
The spelling of 31311010112030 in words is "thirty-one trillion, three hundred eleven billion, ten million, one hundred twelve thousand, thirty".
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