Base | Representation |
---|---|
bin | 1010000011110… |
… | …0111110000111 |
3 | 2221101121121101 |
4 | 2200330332013 |
5 | 41300132100 |
6 | 4104200531 |
7 | 1021430002 |
oct | 240747607 |
9 | 87347541 |
10 | 42192775 |
11 | 218a9069 |
12 | 12169147 |
13 | 8983951 |
14 | 5864539 |
15 | 3a8686a |
hex | 283cf87 |
42192775 has 12 divisors (see below), whose sum is σ = 52811352. Its totient is φ = 33436640.
The previous prime is 42192757. The next prime is 42192809. The reversal of 42192775 is 57729124.
It is not a de Polignac number, because 42192775 - 25 = 42192743 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5212 + ... + 10561.
It is an arithmetic number, because the mean of its divisors is an integer number (4400946).
Almost surely, 242192775 is an apocalyptic number.
42192775 is a deficient number, since it is larger than the sum of its proper divisors (10618577).
42192775 is a wasteful number, since it uses less digits than its factorization.
42192775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15890 (or 15885 counting only the distinct ones).
The product of its digits is 35280, while the sum is 37.
The square root of 42192775 is about 6495.5965853800. The cubic root of 42192775 is about 348.1336711791.
The spelling of 42192775 in words is "forty-two million, one hundred ninety-two thousand, seven hundred seventy-five".
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