Base | Representation |
---|---|
bin | 110101010100… |
… | …1101110001000 |
3 | 1221121102101010 |
4 | 1222221232020 |
5 | 24124130102 |
6 | 2435123520 |
7 | 456432435 |
oct | 152515610 |
9 | 57542333 |
10 | 27958152 |
11 | 14866412 |
12 | 94435a0 |
13 | 5a3b7b1 |
14 | 39dab8c |
15 | 26c3d6c |
hex | 1aa9b88 |
27958152 has 32 divisors (see below), whose sum is σ = 70214400. Its totient is φ = 9276864.
The previous prime is 27958123. The next prime is 27958157. The reversal of 27958152 is 25185972.
It is a self number, because there is not a number n which added to its sum of digits gives 27958152.
It is not an unprimeable number, because it can be changed into a prime (27958157) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2953 + ... + 8039.
It is an arithmetic number, because the mean of its divisors is an integer number (2194200).
Almost surely, 227958152 is an apocalyptic number.
It is an amenable number.
27958152 is an abundant number, since it is smaller than the sum of its proper divisors (42256248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27958152 is a wasteful number, since it uses less digits than its factorization.
27958152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5325 (or 5321 counting only the distinct ones).
The product of its digits is 50400, while the sum is 39.
The square root of 27958152 is about 5287.5468792248. The cubic root of 27958152 is about 303.5075417881.
The spelling of 27958152 in words is "twenty-seven million, nine hundred fifty-eight thousand, one hundred fifty-two".
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