Base | Representation |
---|---|
bin | 1110000110010010001010… |
… | …00101011101100010000000 |
3 | 11001202210011220220110000002 |
4 | 13003021011011131202000 |
5 | 13030420033122031422 |
6 | 145534121302415132 |
7 | 6346560143345411 |
oct | 703110505354200 |
9 | 131683156813002 |
10 | 31002233002112 |
11 | 9972a78337539 |
12 | 35885351314a8 |
13 | 143b6622229c8 |
14 | 7927321c1808 |
15 | 38b68c5ca692 |
hex | 1c324515d880 |
31002233002112 has 32 divisors (see below), whose sum is σ = 62085623731200. Its totient is φ = 15419958810880.
The previous prime is 31002233002087. The next prime is 31002233002177. The reversal of 31002233002112 is 21120033220013.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×310022330021122 (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 (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634019912 + ... + 634068807.
It is an arithmetic number, because the mean of its divisors is an integer number (1940175741600).
Almost surely, 231002233002112 is an apocalyptic number.
31002233002112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31002233002112 is an abundant number, since it is smaller than the sum of its proper divisors (31083390729088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31002233002112 is a wasteful number, since it uses less digits than its factorization.
31002233002112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1268088924 (or 1268088912 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 31002233002112 its reverse (21120033220013), we get a palindrome (52122266222125).
The spelling of 31002233002112 in words is "thirty-one trillion, two billion, two hundred thirty-three million, two thousand, one hundred twelve".
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