Base | Representation |
---|---|
bin | 1101011101011100001… |
… | …1001100001001010111 |
3 | 211002212121010022002120 |
4 | 3113113003030021113 |
5 | 12242040222014221 |
6 | 254121501311023 |
7 | 22464241543215 |
oct | 3272703141127 |
9 | 732777108076 |
10 | 231241204311 |
11 | 8a0836a4417 |
12 | 38996265473 |
13 | 18a628a44a0 |
14 | b299303cb5 |
15 | 60360275c6 |
hex | 35d70cc257 |
231241204311 has 64 divisors (see below), whose sum is σ = 353632946688. Its totient is φ = 133148049408.
The previous prime is 231241204309. The next prime is 231241204333. The reversal of 231241204311 is 113402142132.
It is not a de Polignac number, because 231241204311 - 21 = 231241204309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231241204301) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116376060 + ... + 116378046.
It is an arithmetic number, because the mean of its divisors is an integer number (5525514792).
Almost surely, 2231241204311 is an apocalyptic number.
231241204311 is a deficient number, since it is larger than the sum of its proper divisors (122391742377).
231241204311 is a wasteful number, since it uses less digits than its factorization.
231241204311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2960.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 231241204311 its reverse (113402142132), we get a palindrome (344643346443).
The spelling of 231241204311 in words is "two hundred thirty-one billion, two hundred forty-one million, two hundred four thousand, three hundred eleven".
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