Base | Representation |
---|---|
bin | 110011100111… |
… | …0001000101011 |
3 | 1212220201121020 |
4 | 1213032020223 |
5 | 23411334411 |
6 | 2403543523 |
7 | 445665300 |
oct | 147161053 |
9 | 55821536 |
10 | 27058731 |
11 | 14301697 |
12 | 908aba3 |
13 | 57b52ab |
14 | 38450a7 |
15 | 2597606 |
hex | 19ce22b |
27058731 has 12 divisors (see below), whose sum is σ = 41968872. Its totient is φ = 15462048.
The previous prime is 27058727. The next prime is 27058771. The reversal of 27058731 is 13785072.
It is not a de Polignac number, because 27058731 - 22 = 27058727 is a prime.
It is a super-2 number, since 2×270587312 = 1464349846660722, which contains 22 as substring.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 27058692 and 27058701.
It is not an unprimeable number, because it can be changed into a prime (27058771) 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 11 ways as a sum of consecutive naturals, for example, 91890 + ... + 92183.
It is an arithmetic number, because the mean of its divisors is an integer number (3497406).
Almost surely, 227058731 is an apocalyptic number.
27058731 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
27058731 is a deficient number, since it is larger than the sum of its proper divisors (14910141).
27058731 is a wasteful number, since it uses less digits than its factorization.
27058731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184090 (or 184083 counting only the distinct ones).
The product of its (nonzero) digits is 11760, while the sum is 33.
The square root of 27058731 is about 5201.8007458956. The cubic root of 27058731 is about 300.2173646928.
The spelling of 27058731 in words is "twenty-seven million, fifty-eight thousand, seven hundred thirty-one".
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