Base | Representation |
---|---|
bin | 1110001100111110010101… |
… | …10101000010100101111111 |
3 | 11002120202112110020112002202 |
4 | 13012133022311002211333 |
5 | 13043201330142023403 |
6 | 150231455554542115 |
7 | 6402305542466426 |
oct | 706371265024577 |
9 | 132522473215082 |
10 | 31232110111103 |
11 | 9a51510a35950 |
12 | 3604baa59793b |
13 | 145723830a1a5 |
14 | 79d8dc27c2bd |
15 | 3926439a1688 |
hex | 1c67cad4297f |
31232110111103 has 16 divisors (see below), whose sum is σ = 34150128768000. Its totient is φ = 28327250491680.
The previous prime is 31232110111079. The next prime is 31232110111177. The reversal of 31232110111103 is 30111101123213.
It is a cyclic number.
It is not a de Polignac number, because 31232110111103 - 224 = 31232093333887 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 (31232110111303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16294298 + ... + 18109896.
It is an arithmetic number, because the mean of its divisors is an integer number (2134383048000).
Almost surely, 231232110111103 is an apocalyptic number.
31232110111103 is a deficient number, since it is larger than the sum of its proper divisors (2918018656897).
31232110111103 is a wasteful number, since it uses less digits than its factorization.
31232110111103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1819222.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 31232110111103 its reverse (30111101123213), we get a palindrome (61343211234316).
The spelling of 31232110111103 in words is "thirty-one trillion, two hundred thirty-two billion, one hundred ten million, one hundred eleven thousand, one hundred three".
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