Base | Representation |
---|---|
bin | 1110001111000110111011… |
… | …11001010110000000001001 |
3 | 11002211202211020201221111011 |
4 | 13013203131321112000021 |
5 | 13100402022234402223 |
6 | 150325304520203521 |
7 | 6410513045211565 |
oct | 707433571260011 |
9 | 132752736657434 |
10 | 31305444450313 |
11 | 9a7a623296360 |
12 | 36172560095a1 |
13 | 146112449ac07 |
14 | 7a3297a4c6a5 |
15 | 3944d6b9980d |
hex | 1c78dde56009 |
31305444450313 has 8 divisors (see below), whose sum is σ = 34162485698880. Its totient is φ = 28450251827280.
The previous prime is 31305444450299. The next prime is 31305444450323.
31305444450313 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31305444450313 - 241 = 29106421194761 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31305444450323) 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, 462120970 + ... + 462188707.
It is an arithmetic number, because the mean of its divisors is an integer number (4270310712360).
Almost surely, 231305444450313 is an apocalyptic number.
It is an amenable number.
31305444450313 is a deficient number, since it is larger than the sum of its proper divisors (2857041248567).
31305444450313 is a wasteful number, since it uses less digits than its factorization.
31305444450313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 924312767.
The product of its (nonzero) digits is 518400, while the sum is 40.
It can be divided in two parts, 3130544 and 4450313, that added together give a palindrome (7580857).
The spelling of 31305444450313 in words is "thirty-one trillion, three hundred five billion, four hundred forty-four million, four hundred fifty thousand, three hundred thirteen".
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