Base | Representation |
---|---|
bin | 110100101110… |
… | …0100011000110 |
3 | 1221000100202210 |
4 | 1221130203012 |
5 | 24034021204 |
6 | 2424244250 |
7 | 453645036 |
oct | 151344306 |
9 | 57010683 |
10 | 27642054 |
11 | 1466a980 |
12 | 9310686 |
13 | 595a95b |
14 | 39578c6 |
15 | 2660389 |
hex | 1a5c8c6 |
27642054 has 16 divisors (see below), whose sum is σ = 60310080. Its totient is φ = 8376360.
The previous prime is 27642019. The next prime is 27642061. The reversal of 27642054 is 45024672.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209344 + ... + 209475.
It is an arithmetic number, because the mean of its divisors is an integer number (3769380).
Almost surely, 227642054 is an apocalyptic number.
27642054 is an abundant number, since it is smaller than the sum of its proper divisors (32668026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27642054 is a wasteful number, since it uses less digits than its factorization.
27642054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418835.
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 27642054 is about 5257.5711122152. The cubic root of 27642054 is about 302.3593736540.
The spelling of 27642054 in words is "twenty-seven million, six hundred forty-two thousand, fifty-four".
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