Base | Representation |
---|---|
bin | 110100010011… |
… | …0010111100111 |
3 | 1220121002100120 |
4 | 1220212113213 |
5 | 24004421020 |
6 | 2415413023 |
7 | 452032041 |
oct | 150462747 |
9 | 56532316 |
10 | 27420135 |
11 | 14529176 |
12 | 9224173 |
13 | 58b0942 |
14 | 38daa91 |
15 | 2619740 |
hex | 1a265e7 |
27420135 has 16 divisors (see below), whose sum is σ = 46181760. Its totient is φ = 13854240.
The previous prime is 27420131. The next prime is 27420143. The reversal of 27420135 is 53102472.
It is not a de Polignac number, because 27420135 - 22 = 27420131 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27420131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47821 + ... + 48390.
It is an arithmetic number, because the mean of its divisors is an integer number (2886360).
Almost surely, 227420135 is an apocalyptic number.
27420135 is a deficient number, since it is larger than the sum of its proper divisors (18761625).
27420135 is a wasteful number, since it uses less digits than its factorization.
27420135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96238.
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 27420135 is about 5236.4238751270. The cubic root of 27420135 is about 301.5480535823.
The spelling of 27420135 in words is "twenty-seven million, four hundred twenty thousand, one hundred thirty-five".
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