Base | Representation |
---|---|
bin | 110100010001… |
… | …1100001101100 |
3 | 1220120111101100 |
4 | 1220203201230 |
5 | 24004032432 |
6 | 2415243100 |
7 | 451653066 |
oct | 150434154 |
9 | 56514340 |
10 | 27408492 |
11 | 14520451 |
12 | 9219490 |
13 | 58a8557 |
14 | 38d6736 |
15 | 261607c |
hex | 1a2386c |
27408492 has 18 divisors (see below), whose sum is σ = 69282668. Its totient is φ = 9136152.
The previous prime is 27408487. The next prime is 27408499. The reversal of 27408492 is 29480472.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 761347 = 27408492 / (2 + 7 + 4 + 0 + 8 + 4 + 9 + 2).
It is not an unprimeable number, because it can be changed into a prime (27408499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 380638 + ... + 380709.
Almost surely, 227408492 is an apocalyptic number.
It is an amenable number.
27408492 is an abundant number, since it is smaller than the sum of its proper divisors (41874176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27408492 is a wasteful number, since it uses less digits than its factorization.
27408492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 761357 (or 761352 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 27408492 is about 5235.3120250850. The cubic root of 27408492 is about 301.5053669333.
The spelling of 27408492 in words is "twenty-seven million, four hundred eight thousand, four hundred ninety-two".
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