Base | Representation |
---|---|
bin | 110011110010… |
… | …0001110001001 |
3 | 1220002022200200 |
4 | 1213210032021 |
5 | 23422233233 |
6 | 2405522413 |
7 | 446523111 |
oct | 147441611 |
9 | 56068620 |
10 | 27149193 |
11 | 14363655 |
12 | 9113409 |
13 | 5817516 |
14 | 386a041 |
15 | 25b4313 |
hex | 19e4389 |
27149193 has 12 divisors (see below), whose sum is σ = 39768768. Its totient is φ = 17844120.
The previous prime is 27149179. The next prime is 27149203. The reversal of 27149193 is 39194172.
It is a de Polignac number, because none of the positive numbers 2k-27149193 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (27149113) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20605 + ... + 21882.
It is an arithmetic number, because the mean of its divisors is an integer number (3314064).
Almost surely, 227149193 is an apocalyptic number.
It is an amenable number.
27149193 is a deficient number, since it is larger than the sum of its proper divisors (12619575).
27149193 is a wasteful number, since it uses less digits than its factorization.
27149193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42564 (or 42561 counting only the distinct ones).
The product of its digits is 13608, while the sum is 36.
The square root of 27149193 is about 5210.4887486684. The cubic root of 27149193 is about 300.5515520132.
The spelling of 27149193 in words is "twenty-seven million, one hundred forty-nine thousand, one hundred ninety-three".
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