Base | Representation |
---|---|
bin | 100001101010010111010… |
… | …100000101111110100111 |
3 | 22012010212001021221210222 |
4 | 201222113110011332213 |
5 | 300344444121012411 |
6 | 4530403401034555 |
7 | 326061010230410 |
oct | 41522724057647 |
9 | 8163761257728 |
10 | 2313231032231 |
11 | 812043680469 |
12 | 3143a0485a5b |
13 | 13a1a1595a22 |
14 | 7dd64cda807 |
15 | 4028c0274db |
hex | 21a97505fa7 |
2313231032231 has 8 divisors (see below), whose sum is σ = 2705173832064. Its totient is φ = 1936658538360.
The previous prime is 2313231032227. The next prime is 2313231032263. The reversal of 2313231032231 is 1322301323132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2313231032231 - 22 = 2313231032227 is a prime.
It is a super-2 number, since 2×23132310322312 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2313231032231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2313231032221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3842576165 + ... + 3842576766.
It is an arithmetic number, because the mean of its divisors is an integer number (338146729008).
Almost surely, 22313231032231 is an apocalyptic number.
2313231032231 is a deficient number, since it is larger than the sum of its proper divisors (391942799833).
2313231032231 is an equidigital number, since it uses as much as digits as its factorization.
2313231032231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7685152981.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 2313231032231 its reverse (1322301323132), we get a palindrome (3635532355363).
The spelling of 2313231032231 in words is "two trillion, three hundred thirteen billion, two hundred thirty-one million, thirty-two thousand, two hundred thirty-one".
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