Base | Representation |
---|---|
bin | 110101010100… |
… | …1100001011110 |
3 | 1221121101021010 |
4 | 1222221201132 |
5 | 24124113332 |
6 | 2435120050 |
7 | 456430200 |
oct | 152514136 |
9 | 57541233 |
10 | 27957342 |
11 | 14865846 |
12 | 9443026 |
13 | 5a3b30a |
14 | 39da770 |
15 | 26c39cc |
hex | 1aa985e |
27957342 has 24 divisors (see below), whose sum is σ = 65044296. Its totient is φ = 7987728.
The previous prime is 27957331. The next prime is 27957373. The reversal of 27957342 is 24375972.
It is a super-2 number, since 2×279573422 = 1563225943409928, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 27957342.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 47253 + ... + 47840.
It is an arithmetic number, because the mean of its divisors is an integer number (2710179).
Almost surely, 227957342 is an apocalyptic number.
27957342 is an abundant number, since it is smaller than the sum of its proper divisors (37086954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27957342 is a wasteful number, since it uses less digits than its factorization.
27957342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95112 (or 95105 counting only the distinct ones).
The product of its digits is 105840, while the sum is 39.
The square root of 27957342 is about 5287.4702836044. The cubic root of 27957342 is about 303.5046106992.
The spelling of 27957342 in words is "twenty-seven million, nine hundred fifty-seven thousand, three hundred forty-two".
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