Base | Representation |
---|---|
bin | 11001010001000101… |
… | …001110001110001000 |
3 | 2121000202010021001102 |
4 | 121101011032032020 |
5 | 421030303032430 |
6 | 20244032440532 |
7 | 1650211163606 |
oct | 312105161610 |
9 | 77022107042 |
10 | 27130127240 |
11 | 10562282167 |
12 | 53119a9148 |
13 | 2734942238 |
14 | 1455236876 |
15 | a8bbdb345 |
hex | 65114e388 |
27130127240 has 16 divisors (see below), whose sum is σ = 61042786380. Its totient is φ = 10852050880.
The previous prime is 27130127209. The next prime is 27130127251. The reversal of 27130127240 is 4272103172.
It can be written as a sum of positive squares in 2 ways, for example, as 25537957636 + 1592169604 = 159806^2 + 39902^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339126551 + ... + 339126630.
Almost surely, 227130127240 is an apocalyptic number.
27130127240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27130127240 is an abundant number, since it is smaller than the sum of its proper divisors (33912659140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27130127240 is a wasteful number, since it uses less digits than its factorization.
27130127240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 678253192 (or 678253188 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 29.
The spelling of 27130127240 in words is "twenty-seven billion, one hundred thirty million, one hundred twenty-seven thousand, two hundred forty".
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