Base | Representation |
---|---|
bin | 1110010000011111101111… |
… | …00101101001010001100001 |
3 | 11010000022212211221121212120 |
4 | 13020033313211221101201 |
5 | 13102142142223243431 |
6 | 150403231411414453 |
7 | 6414121354636623 |
oct | 710176745512141 |
9 | 133008784847776 |
10 | 31353120134241 |
11 | 9a98868a3a334 |
12 | 36245405b4429 |
13 | 1465781830989 |
14 | 7a56db7c0c13 |
15 | 395877468196 |
hex | 1c83f7969461 |
31353120134241 has 4 divisors (see below), whose sum is σ = 41804160178992. Its totient is φ = 20902080089492.
The previous prime is 31353120134209. The next prime is 31353120134251. The reversal of 31353120134241 is 14243102135313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31353120134241 - 25 = 31353120134209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31353120134251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5225520022371 + ... + 5225520022376.
It is an arithmetic number, because the mean of its divisors is an integer number (10451040044748).
Almost surely, 231353120134241 is an apocalyptic number.
It is an amenable number.
31353120134241 is a deficient number, since it is larger than the sum of its proper divisors (10451040044751).
31353120134241 is a wasteful number, since it uses less digits than its factorization.
31353120134241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10451040044750.
The product of its (nonzero) digits is 25920, while the sum is 33.
Adding to 31353120134241 its reverse (14243102135313), we get a palindrome (45596222269554).
The spelling of 31353120134241 in words is "thirty-one trillion, three hundred fifty-three billion, one hundred twenty million, one hundred thirty-four thousand, two hundred forty-one".
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