Base | Representation |
---|---|
bin | 10111011000011… |
… | …001000110100010 |
3 | 1000100010101121111 |
4 | 113120121012202 |
5 | 1300410121432 |
6 | 102531413534 |
7 | 12502146010 |
oct | 2730310642 |
9 | 1010111544 |
10 | 392270242 |
11 | 191476491 |
12 | ab4542aa |
13 | 63366190 |
14 | 3a1518b0 |
15 | 24688347 |
hex | 176191a2 |
392270242 has 32 divisors (see below), whose sum is σ = 725243904. Its totient is φ = 154958400.
The previous prime is 392270237. The next prime is 392270251. The reversal of 392270242 is 242072293.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184767 + ... + 186877.
It is an arithmetic number, because the mean of its divisors is an integer number (22663872).
Almost surely, 2392270242 is an apocalyptic number.
392270242 is a deficient number, since it is larger than the sum of its proper divisors (332973662).
392270242 is a wasteful number, since it uses less digits than its factorization.
392270242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3154.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 392270242 is about 19805.8133385125. The cubic root of 392270242 is about 732.0292833199.
The spelling of 392270242 in words is "three hundred ninety-two million, two hundred seventy thousand, two hundred forty-two".
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