Base | Representation |
---|---|
bin | 11101110100001110011001… |
… | …111111100111010011111001 |
3 | 122012022010012120200222212201 |
4 | 131310032121333213103321 |
5 | 114141432301401314223 |
6 | 1142521152002310201 |
7 | 36422663622615634 |
oct | 3564163177472371 |
9 | 565263176628781 |
10 | 131132230104313 |
11 | 38867959313669 |
12 | 1285a37a658361 |
13 | 58229407674a9 |
14 | 2454b95d46c1b |
15 | 10260b4839ead |
hex | 774399fe74f9 |
131132230104313 has 4 divisors (see below), whose sum is σ = 132012312185700. Its totient is φ = 130252148022928.
The previous prime is 131132230104311. The next prime is 131132230104329. The reversal of 131132230104313 is 313401032231131.
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 7038578793024 + 124093651311289 = 2653032^2 + 11139733^2 .
It is a cyclic number.
It is not a de Polignac number, because 131132230104313 - 21 = 131132230104311 is a prime.
It is a super-2 number, since 2×1311322301043132 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131132230104311) 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, 440041040470 + ... + 440041040767.
It is an arithmetic number, because the mean of its divisors is an integer number (33003078046425).
Almost surely, 2131132230104313 is an apocalyptic number.
It is an amenable number.
131132230104313 is a deficient number, since it is larger than the sum of its proper divisors (880082081387).
131132230104313 is an equidigital number, since it uses as much as digits as its factorization.
131132230104313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 880082081386.
The product of its (nonzero) digits is 3888, while the sum is 28.
Adding to 131132230104313 its reverse (313401032231131), we get a palindrome (444533262335444).
The spelling of 131132230104313 in words is "one hundred thirty-one trillion, one hundred thirty-two billion, two hundred thirty million, one hundred four thousand, three hundred thirteen".
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