Base | Representation |
---|---|
bin | 1111001000111001… |
… | …00101000000000100 |
3 | 202222102122010011111 |
4 | 13210130211000010 |
5 | 113121140223012 |
6 | 3422300014404 |
7 | 405261001540 |
oct | 74434450004 |
9 | 22872563144 |
10 | 8127664132 |
11 | 34a09443a5 |
12 | 16a9b31404 |
13 | 9c6b21623 |
14 | 57161aa20 |
15 | 328816ba7 |
hex | 1e4725004 |
8127664132 has 48 divisors (see below), whose sum is σ = 16377596928. Its totient is φ = 3457188000.
The previous prime is 8127664037. The next prime is 8127664133. The reversal of 8127664132 is 2314667218.
It is not an unprimeable number, because it can be changed into a prime (8127664133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2155713 + ... + 2159479.
It is an arithmetic number, because the mean of its divisors is an integer number (341199936).
Almost surely, 28127664132 is an apocalyptic number.
It is an amenable number.
8127664132 is an abundant number, since it is smaller than the sum of its proper divisors (8249932796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8127664132 is a wasteful number, since it uses less digits than its factorization.
8127664132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4336 (or 4334 counting only the distinct ones).
The product of its digits is 96768, while the sum is 40.
The square root of 8127664132 is about 90153.5586208332. The cubic root of 8127664132 is about 2010.5825833684.
The spelling of 8127664132 in words is "eight billion, one hundred twenty-seven million, six hundred sixty-four thousand, one hundred thirty-two".
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