Base | Representation |
---|---|
bin | 1111000011011000… |
… | …00111110110110100 |
3 | 202212012121000212122 |
4 | 13201230013312310 |
5 | 113022320014122 |
6 | 3413524335112 |
7 | 404156554361 |
oct | 74154076664 |
9 | 22765530778 |
10 | 8081407412 |
11 | 3477820001 |
12 | 1696544498 |
13 | 9ba376ca0 |
14 | 569419468 |
15 | 32472b142 |
hex | 1e1b07db4 |
8081407412 has 24 divisors (see below), whose sum is σ = 15285355176. Its totient is φ = 3716408448.
The previous prime is 8081407393. The next prime is 8081407469. The reversal of 8081407412 is 2147041808.
It can be written as a sum of positive squares in 4 ways, for example, as 951969316 + 7129438096 = 30854^2 + 84436^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266123 + ... + 294930.
It is an arithmetic number, because the mean of its divisors is an integer number (636889799).
Almost surely, 28081407412 is an apocalyptic number.
It is an amenable number.
8081407412 is a deficient number, since it is larger than the sum of its proper divisors (7203947764).
8081407412 is a wasteful number, since it uses less digits than its factorization.
8081407412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 561347 (or 561345 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 35.
The square root of 8081407412 is about 89896.6485025999. The cubic root of 8081407412 is about 2006.7610692163.
The spelling of 8081407412 in words is "eight billion, eighty-one million, four hundred seven thousand, four hundred twelve".
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