Base | Representation |
---|---|
bin | 110101010100… |
… | …1101110001001 |
3 | 1221121102101011 |
4 | 1222221232021 |
5 | 24124130103 |
6 | 2435123521 |
7 | 456432436 |
oct | 152515611 |
9 | 57542334 |
10 | 27958153 |
11 | 14866413 |
12 | 94435a1 |
13 | 5a3b7b2 |
14 | 39dab8d |
15 | 26c3d6d |
hex | 1aa9b89 |
27958153 has 4 divisors (see below), whose sum is σ = 28432080. Its totient is φ = 27484228.
The previous prime is 27958123. The next prime is 27958157. The reversal of 27958153 is 35185972.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 27958153 - 217 = 27827081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27958157) 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 3 ways as a sum of consecutive naturals, for example, 236875 + ... + 236992.
It is an arithmetic number, because the mean of its divisors is an integer number (7108020).
Almost surely, 227958153 is an apocalyptic number.
It is an amenable number.
27958153 is a deficient number, since it is larger than the sum of its proper divisors (473927).
27958153 is an equidigital number, since it uses as much as digits as its factorization.
27958153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473926.
The product of its digits is 75600, while the sum is 40.
The square root of 27958153 is about 5287.5469737866. The cubic root of 27958153 is about 303.5075454067.
The spelling of 27958153 in words is "twenty-seven million, nine hundred fifty-eight thousand, one hundred fifty-three".
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