Base | Representation |
---|---|
bin | 1110001111010111101000… |
… | …10011010111100000000100 |
3 | 11002212121222002120120200021 |
4 | 13013223310103113200010 |
5 | 13101023403014234130 |
6 | 150333350321424524 |
7 | 6411251164552315 |
oct | 707536423274004 |
9 | 132777862516607 |
10 | 31314410305540 |
11 | 9a8340428606a |
12 | 3618b3879b144 |
13 | 1461c22b547ab |
14 | 7a38a86d660c |
15 | 39485dd7e37a |
hex | 1c7af44d7804 |
31314410305540 has 48 divisors (see below), whose sum is σ = 69629139164592. Its totient is φ = 11788848336896.
The previous prime is 31314410305501. The next prime is 31314410305561. The reversal of 31314410305540 is 4550301441313.
It can be written as a sum of positive squares in 8 ways, for example, as 53876908996 + 31260533396544 = 232114^2 + 5591112^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 31314410305496 and 31314410305505.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44578074 + ... + 45275086.
It is an arithmetic number, because the mean of its divisors is an integer number (1450607065929).
Almost surely, 231314410305540 is an apocalyptic number.
It is an amenable number.
31314410305540 is an abundant number, since it is smaller than the sum of its proper divisors (38314728859052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31314410305540 is a wasteful number, since it uses less digits than its factorization.
31314410305540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 829176 (or 829174 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 34.
Adding to 31314410305540 its reverse (4550301441313), we get a palindrome (35864711746853).
The spelling of 31314410305540 in words is "thirty-one trillion, three hundred fourteen billion, four hundred ten million, three hundred five thousand, five hundred forty".
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