Base | Representation |
---|---|
bin | 110100010101… |
… | …0110001110000 |
3 | 1220122000010100 |
4 | 1220222301300 |
5 | 24011010232 |
6 | 2420032400 |
7 | 452135505 |
oct | 150526160 |
9 | 56560110 |
10 | 27438192 |
11 | 145407a1 |
12 | 9232700 |
13 | 58b8c22 |
14 | 39034ac |
15 | 261ec7c |
hex | 1a2ac70 |
27438192 has 30 divisors (see below), whose sum is σ = 76789232. Its totient is φ = 9146016.
The previous prime is 27438181. The next prime is 27438197. The reversal of 27438192 is 29183472.
27438192 is a `hidden beast` number, since 274 + 381 + 9 + 2 = 666.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27438197) 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, 95128 + ... + 95415.
Almost surely, 227438192 is an apocalyptic number.
It is an amenable number.
27438192 is an abundant number, since it is smaller than the sum of its proper divisors (49351040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27438192 is a wasteful number, since it uses less digits than its factorization.
27438192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190557 (or 190548 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 27438192 is about 5238.1477642388. The cubic root of 27438192 is about 301.6142319387.
The spelling of 27438192 in words is "twenty-seven million, four hundred thirty-eight thousand, one hundred ninety-two".
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