Base | Representation |
---|---|
bin | 1110001100001000010100… |
… | …10111000110011001001100 |
3 | 11002110222200110201212221010 |
4 | 13012010022113012121030 |
5 | 13042212432433424400 |
6 | 150210302244205220 |
7 | 6400231120213542 |
oct | 706041227063114 |
9 | 132428613655833 |
10 | 31203111233100 |
11 | 9a4018a911674 |
12 | 35bb456999810 |
13 | 1454596485b91 |
14 | 79c34ab93d92 |
15 | 3919e7bcb450 |
hex | 1c610a5c664c |
31203111233100 has 36 divisors (see below), whose sum is σ = 90281001835304. Its totient is φ = 8320829662080.
The previous prime is 31203111233023. The next prime is 31203111233141. The reversal of 31203111233100 is 133211130213.
It is a happy number.
It is a super-2 number, since 2×312031112331002 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52005185089 + ... + 52005185688.
Almost surely, 231203111233100 is an apocalyptic number.
31203111233100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
31203111233100 is an abundant number, since it is smaller than the sum of its proper divisors (59077890602204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31203111233100 is a wasteful number, since it uses less digits than its factorization.
31203111233100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104010370794 (or 104010370787 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 31203111233100 its reverse (133211130213), we get a palindrome (31336322363313).
The spelling of 31203111233100 in words is "thirty-one trillion, two hundred three billion, one hundred eleven million, two hundred thirty-three thousand, one hundred".
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