Base | Representation |
---|---|
bin | 11001101000111100… |
… | …110101000100100010 |
3 | 2122001122122101022200 |
4 | 121220330311010202 |
5 | 422340312032013 |
6 | 20351455514030 |
7 | 1663143033246 |
oct | 315074650442 |
9 | 78048571280 |
10 | 27530580258 |
11 | 10748327475 |
12 | 5403b28916 |
13 | 27998b1a9c |
14 | 14924b8426 |
15 | ab1e3de73 |
hex | 668f35122 |
27530580258 has 24 divisors (see below), whose sum is σ = 60006780288. Its totient is φ = 9121907832.
The previous prime is 27530580251. The next prime is 27530580263. The reversal of 27530580258 is 85208503572.
It is not an unprimeable number, because it can be changed into a prime (27530580251) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4576266 + ... + 4582277.
It is an arithmetic number, because the mean of its divisors is an integer number (2500282512).
Almost surely, 227530580258 is an apocalyptic number.
27530580258 is an abundant number, since it is smaller than the sum of its proper divisors (32476200030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27530580258 is a wasteful number, since it uses less digits than its factorization.
27530580258 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9158718 (or 9158715 counting only the distinct ones).
The product of its (nonzero) digits is 672000, while the sum is 45.
The spelling of 27530580258 in words is "twenty-seven billion, five hundred thirty million, five hundred eighty thousand, two hundred fifty-eight".
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