Base | Representation |
---|---|
bin | 110101010011… |
… | …0111010000110 |
3 | 1221120211120101 |
4 | 1222212322012 |
5 | 24123243010 |
6 | 2434554314 |
7 | 456354025 |
oct | 152467206 |
9 | 57524511 |
10 | 27946630 |
11 | 14858798 |
12 | 943899a |
13 | 5a3648a |
14 | 39d68bc |
15 | 26c073a |
hex | 1aa6e86 |
27946630 has 16 divisors (see below), whose sum is σ = 50673600. Its totient is φ = 11096512.
The previous prime is 27946609. The next prime is 27946631. The reversal of 27946630 is 3664972.
It is a self number, because there is not a number n which added to its sum of digits gives 27946630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27946631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8830 + ... + 11569.
It is an arithmetic number, because the mean of its divisors is an integer number (3167100).
Almost surely, 227946630 is an apocalyptic number.
27946630 is a deficient number, since it is larger than the sum of its proper divisors (22726970).
27946630 is a wasteful number, since it uses less digits than its factorization.
27946630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20543.
The product of its (nonzero) digits is 54432, while the sum is 37.
The square root of 27946630 is about 5286.4572257799. The cubic root of 27946630 is about 303.4658426276.
The spelling of 27946630 in words is "twenty-seven million, nine hundred forty-six thousand, six hundred thirty".
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