Base | Representation |
---|---|
bin | 1010000100000… |
… | …0110000010000 |
3 | 2221102101212100 |
4 | 2201000300100 |
5 | 41301131042 |
6 | 4104400400 |
7 | 1021523121 |
oct | 241006020 |
9 | 87371770 |
10 | 42208272 |
11 | 21909777 |
12 | 12176100 |
13 | 898aa12 |
14 | 586a048 |
15 | 3a8b24c |
hex | 2840c10 |
42208272 has 60 divisors (see below), whose sum is σ = 124349680. Its totient is φ = 13328064.
The previous prime is 42208247. The next prime is 42208301. The reversal of 42208272 is 27280224.
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, 4978 + ... + 10449.
Almost surely, 242208272 is an apocalyptic number.
It is an amenable number.
42208272 is an abundant number, since it is smaller than the sum of its proper divisors (82141408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42208272 is a wasteful number, since it uses less digits than its factorization.
42208272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15460 (or 15451 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 42208272 is about 6496.7893609074. The cubic root of 42208272 is about 348.1762880104.
Adding to 42208272 its reverse (27280224), we get a palindrome (69488496).
The spelling of 42208272 in words is "forty-two million, two hundred eight thousand, two hundred seventy-two".
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