Base | Representation |
---|---|
bin | 11001100100011001… |
… | …001110011001101000 |
3 | 2121212022210201012110 |
4 | 121210121032121220 |
5 | 422211224403320 |
6 | 20340125242320 |
7 | 1661224215354 |
oct | 314431163150 |
9 | 77768721173 |
10 | 27454137960 |
11 | 10709166217 |
12 | 53a24033a0 |
13 | 2786ac8b62 |
14 | 148629a464 |
15 | aaa38e5e0 |
hex | 66464e668 |
27454137960 has 64 divisors (see below), whose sum is σ = 82384102080. Its totient is φ = 7319175680.
The previous prime is 27454137937. The next prime is 27454138021. The reversal of 27454137960 is 6973145472.
It is a super-2 number, since 2×274541379602 (a number of 22 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
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, 460675 + ... + 516845.
It is an arithmetic number, because the mean of its divisors is an integer number (1287251595).
Almost surely, 227454137960 is an apocalyptic number.
27454137960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27454137960 is an abundant number, since it is smaller than the sum of its proper divisors (54929964120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27454137960 is a wasteful number, since it uses less digits than its factorization.
27454137960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60258 (or 60254 counting only the distinct ones).
The product of its (nonzero) digits is 1270080, while the sum is 48.
The spelling of 27454137960 in words is "twenty-seven billion, four hundred fifty-four million, one hundred thirty-seven thousand, nine hundred sixty".
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