Base | Representation |
---|---|
bin | 1110001001011010111001… |
… | …01000011100001101101000 |
3 | 11002011002100112201110111021 |
4 | 13010231130220130031220 |
5 | 13034201241032330440 |
6 | 150055423203142224 |
7 | 6360423566564422 |
oct | 704553450341550 |
9 | 132132315643437 |
10 | 31110002230120 |
11 | 9a0475024a630 |
12 | 35a53b0974974 |
13 | 1448878505a88 |
14 | 797a36dd7812 |
15 | 38e39892884a |
hex | 1c4b5ca1c368 |
31110002230120 has 32 divisors (see below), whose sum is σ = 76360914565920. Its totient is φ = 11312728083520.
The previous prime is 31110002230039. The next prime is 31110002230127. The reversal of 31110002230120 is 2103220001113.
It is a junction number, because it is equal to n+sod(n) for n = 31110002230094 and 31110002230103.
It is not an unprimeable number, because it can be changed into a prime (31110002230127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35352274822 + ... + 35352275701.
It is an arithmetic number, because the mean of its divisors is an integer number (2386278580185).
Almost surely, 231110002230120 is an apocalyptic number.
It is an amenable number.
31110002230120 is an abundant number, since it is smaller than the sum of its proper divisors (45250912335800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31110002230120 is a wasteful number, since it uses less digits than its factorization.
31110002230120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70704550545 (or 70704550541 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 31110002230120 its reverse (2103220001113), we get a palindrome (33213222231233).
The spelling of 31110002230120 in words is "thirty-one trillion, one hundred ten billion, two million, two hundred thirty thousand, one hundred twenty".
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