Base | Representation |
---|---|
bin | 1110001110111110101101… |
… | …10110001010110010000001 |
3 | 11002211100102200110010001102 |
4 | 13013133112312022302001 |
5 | 13100314002442210423 |
6 | 150323254545144145 |
7 | 6410265506250230 |
oct | 707372666126201 |
9 | 132740380403042 |
10 | 31301031210113 |
11 | 9a78769113705 |
12 | 361642402b055 |
13 | 14608a0080592 |
14 | 7a2d99888b17 |
15 | 3943294e7c28 |
hex | 1c77d6d8ac81 |
31301031210113 has 16 divisors (see below), whose sum is σ = 37124375844480. Its totient is φ = 25821540291456.
The previous prime is 31301031210101. The next prime is 31301031210151. The reversal of 31301031210113 is 31101213010313.
It is not a de Polignac number, because 31301031210113 - 28 = 31301031209857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31301031210013) 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, 246249995 + ... + 246377072.
It is an arithmetic number, because the mean of its divisors is an integer number (2320273490280).
Almost surely, 231301031210113 is an apocalyptic number.
It is an amenable number.
31301031210113 is a deficient number, since it is larger than the sum of its proper divisors (5823344634367).
31301031210113 is a wasteful number, since it uses less digits than its factorization.
31301031210113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492627416.
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 31301031210113 its reverse (31101213010313), we get a palindrome (62402244220426).
The spelling of 31301031210113 in words is "thirty-one trillion, three hundred one billion, thirty-one million, two hundred ten thousand, one hundred thirteen".
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