Base | Representation |
---|---|
bin | 10111010111111… |
… | …001110011100011 |
3 | 1000022212212202200 |
4 | 113113321303203 |
5 | 1300342021201 |
6 | 102524544243 |
7 | 12501103200 |
oct | 2727716343 |
9 | 1008785680 |
10 | 392142051 |
11 | 191399144 |
12 | ab3b2083 |
13 | 6331ca22 |
14 | 3a11aca7 |
15 | 24660386 |
hex | 175f9ce3 |
392142051 has 18 divisors (see below), whose sum is σ = 658906092. Its totient is φ = 224080920.
The previous prime is 392142001. The next prime is 392142059. The reversal of 392142051 is 150241293.
It is not a de Polignac number, because 392142051 - 226 = 325033187 is a prime.
It is not an unprimeable number, because it can be changed into a prime (392142059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 444165 + ... + 445046.
It is an arithmetic number, because the mean of its divisors is an integer number (36605894).
Almost surely, 2392142051 is an apocalyptic number.
392142051 is a deficient number, since it is larger than the sum of its proper divisors (266764041).
392142051 is a wasteful number, since it uses less digits than its factorization.
392142051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 889231 (or 889221 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 392142051 is about 19802.5768777702. The cubic root of 392142051 is about 731.9495340555.
The spelling of 392142051 in words is "three hundred ninety-two million, one hundred forty-two thousand, fifty-one".
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