Base | Representation |
---|---|
bin | 1110001001101101100010… |
… | …10000101110001000010010 |
3 | 11002012001012010212222002111 |
4 | 13010312301100232020102 |
5 | 13034332241033310002 |
6 | 150104200335335534 |
7 | 6361226623401226 |
oct | 704666120561022 |
9 | 132161163788074 |
10 | 31120012010002 |
11 | 9a08a17534393 |
12 | 35a73250815aa |
13 | 14497b2238856 |
14 | 798306584786 |
15 | 38e7825b93d7 |
hex | 1c4db142e212 |
31120012010002 has 32 divisors (see below), whose sum is σ = 47522227296960. Its totient is φ = 15279845468160.
The previous prime is 31120012009907. The next prime is 31120012010063. The reversal of 31120012010002 is 20001021002113.
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 15 ways as a sum of consecutive naturals, for example, 423059658 + ... + 423133210.
It is an arithmetic number, because the mean of its divisors is an integer number (1485069603030).
Almost surely, 231120012010002 is an apocalyptic number.
31120012010002 is a deficient number, since it is larger than the sum of its proper divisors (16402215286958).
31120012010002 is a wasteful number, since it uses less digits than its factorization.
31120012010002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77418.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 31120012010002 its reverse (20001021002113), we get a palindrome (51121033012115).
The spelling of 31120012010002 in words is "thirty-one trillion, one hundred twenty billion, twelve million, ten thousand, two".
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