Base | Representation |
---|---|
bin | 11100111000010111… |
… | …010101010111101011 |
3 | 2222001011120011002012 |
4 | 130320113111113223 |
5 | 1002002131141021 |
6 | 22125044430135 |
7 | 2145316103315 |
oct | 347027252753 |
9 | 88034504065 |
10 | 31010412011 |
11 | 12173629587 |
12 | 60153a834b |
13 | 2c02809527 |
14 | 17027067b5 |
15 | c176b535b |
hex | 7385d55eb |
31010412011 has 4 divisors (see below), whose sum is σ = 32834553912. Its totient is φ = 29186270112.
The previous prime is 31010412007. The next prime is 31010412073. The reversal of 31010412011 is 11021401013.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31010412011 - 22 = 31010412007 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31010442011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912070925 + ... + 912070958.
It is an arithmetic number, because the mean of its divisors is an integer number (8208638478).
Almost surely, 231010412011 is an apocalyptic number.
31010412011 is a deficient number, since it is larger than the sum of its proper divisors (1824141901).
31010412011 is a wasteful number, since it uses less digits than its factorization.
31010412011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1824141900.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 31010412011 its reverse (11021401013), we get a palindrome (42031813024).
The spelling of 31010412011 in words is "thirty-one billion, ten million, four hundred twelve thousand, eleven".
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