Base | Representation |
---|---|
bin | 1110001100111100110110… |
… | …10111011101000100110111 |
3 | 11002120200110221220001102201 |
4 | 13012132123113131010313 |
5 | 13043143212314413403 |
6 | 150231244551445331 |
7 | 6402250033255006 |
oct | 706363327350467 |
9 | 132520427801381 |
10 | 31231313826103 |
11 | 9a51142502176 |
12 | 3604a07986847 |
13 | 145713c358231 |
14 | 79d8645dcc3d |
15 | 3925e8b1021d |
hex | 1c679b5dd137 |
31231313826103 has 8 divisors (see below), whose sum is σ = 31347599555520. Its totient is φ = 31115029461600.
The previous prime is 31231313826101. The next prime is 31231313826127. The reversal of 31231313826103 is 30162831313213.
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 31231313826103 - 21 = 31231313826101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31231313826101) 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, 87377653 + ... + 87734353.
It is an arithmetic number, because the mean of its divisors is an integer number (3918449944440).
Almost surely, 231231313826103 is an apocalyptic number.
31231313826103 is a deficient number, since it is larger than the sum of its proper divisors (116285729417).
31231313826103 is a wasteful number, since it uses less digits than its factorization.
31231313826103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 682457.
The product of its (nonzero) digits is 46656, while the sum is 37.
The spelling of 31231313826103 in words is "thirty-one trillion, two hundred thirty-one billion, three hundred thirteen million, eight hundred twenty-six thousand, one hundred three".
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