Base | Representation |
---|---|
bin | 1110001110111101011000… |
… | …00011100110001101000111 |
3 | 11002211021120122121000021012 |
4 | 13013132230003212031013 |
5 | 13100311020201410043 |
6 | 150323055422112435 |
7 | 6410241641224112 |
oct | 707365403461507 |
9 | 132737518530235 |
10 | 31300313310023 |
11 | 9a7842a95874a |
12 | 361626371b71b |
13 | 14607b7414824 |
14 | 7a2d2c3b1579 |
15 | 3942d648ba18 |
hex | 1c77ac0e6347 |
31300313310023 has 4 divisors (see below), whose sum is σ = 31300325259720. Its totient is φ = 31300301360328.
The previous prime is 31300313309981. The next prime is 31300313310029. The reversal of 31300313310023 is 32001331300313.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 31300313310023 - 28 = 31300313309767 is a prime.
It is a super-2 number, since 2×313003133100232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31300313310029) 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, 158465 + ... + 7913642.
It is an arithmetic number, because the mean of its divisors is an integer number (7825081314930).
Almost surely, 231300313310023 is an apocalyptic number.
31300313310023 is a deficient number, since it is larger than the sum of its proper divisors (11949697).
31300313310023 is an equidigital number, since it uses as much as digits as its factorization.
31300313310023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11949696.
The product of its (nonzero) digits is 1458, while the sum is 23.
Adding to 31300313310023 its reverse (32001331300313), we get a palindrome (63301644610336).
The spelling of 31300313310023 in words is "thirty-one trillion, three hundred billion, three hundred thirteen million, three hundred ten thousand, twenty-three".
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