Base | Representation |
---|---|
bin | 1110001111010001110111… |
… | …00001110101011101010101 |
3 | 11002212022222001101122202220 |
4 | 13013220323201311131111 |
5 | 13101001030420011201 |
6 | 150332114542052553 |
7 | 6411111313216134 |
oct | 707507341653525 |
9 | 132768861348686 |
10 | 31311310313301 |
11 | 9a8206342a007 |
12 | 361841257a159 |
13 | 146184a830165 |
14 | 7a3692b0191b |
15 | 39472bb38036 |
hex | 1c7a3b875755 |
31311310313301 has 16 divisors (see below), whose sum is σ = 43195125547008. Its totient is φ = 20153975626800.
The previous prime is 31311310313263. The next prime is 31311310313323. The reversal of 31311310313301 is 10331301311313.
It is not a de Polignac number, because 31311310313301 - 225 = 31311276758869 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31311310313201) 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, 390540841 + ... + 390621006.
It is an arithmetic number, because the mean of its divisors is an integer number (2699695346688).
Almost surely, 231311310313301 is an apocalyptic number.
31311310313301 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31311310313301 is a deficient number, since it is larger than the sum of its proper divisors (11883815233707).
31311310313301 is a wasteful number, since it uses less digits than its factorization.
31311310313301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 781162312.
The product of its (nonzero) digits is 729, while the sum is 24.
Adding to 31311310313301 its reverse (10331301311313), we get a palindrome (41642611624614).
The spelling of 31311310313301 in words is "thirty-one trillion, three hundred eleven billion, three hundred ten million, three hundred thirteen thousand, three hundred one".
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