Base | Representation |
---|---|
bin | 1101011110000010110… |
… | …1010100101100110101 |
3 | 211010021220000210020011 |
4 | 3113200231110230311 |
5 | 12242403212304331 |
6 | 254145530340221 |
7 | 22501250060143 |
oct | 3274055245465 |
9 | 733256023204 |
10 | 231403244341 |
11 | 8a15710a4a5 |
12 | 38a2058a671 |
13 | 18a8a32a669 |
14 | b2b2a44593 |
15 | 60453843b1 |
hex | 35e0b54b35 |
231403244341 has 4 divisors (see below), whose sum is σ = 231918619500. Its totient is φ = 230887869184.
The previous prime is 231403244311. The next prime is 231403244383. The reversal of 231403244341 is 143442304132.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 203085422500 + 28317821841 = 450650^2 + 168279^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-231403244341 is a prime.
It is a super-2 number, since 2×2314032443412 (a number of 24 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 (231403244311) 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, 257686906 + ... + 257687803.
It is an arithmetic number, because the mean of its divisors is an integer number (57979654875).
Almost surely, 2231403244341 is an apocalyptic number.
It is an amenable number.
231403244341 is a deficient number, since it is larger than the sum of its proper divisors (515375159).
231403244341 is an equidigital number, since it uses as much as digits as its factorization.
231403244341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515375158.
The product of its (nonzero) digits is 27648, while the sum is 31.
Adding to 231403244341 its reverse (143442304132), we get a palindrome (374845548473).
The spelling of 231403244341 in words is "two hundred thirty-one billion, four hundred three million, two hundred forty-four thousand, three hundred forty-one".
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