Base | Representation |
---|---|
bin | 11100001010111… |
… | …110101100100100 |
3 | 1012221100121121000 |
4 | 130022332230210 |
5 | 1431443442132 |
6 | 114522153300 |
7 | 14466243015 |
oct | 3412765444 |
9 | 1187317530 |
10 | 472640292 |
11 | 22287a713 |
12 | 112352830 |
13 | 76bc5b17 |
14 | 46ab300c |
15 | 2b76187c |
hex | 1c2beb24 |
472640292 has 48 divisors (see below), whose sum is σ = 1255262400. Its totient is φ = 153702720.
The previous prime is 472640269. The next prime is 472640297. The reversal of 472640292 is 292046274.
472640292 is a `hidden beast` number, since 4 + 7 + 2 + 640 + 2 + 9 + 2 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (472640297) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48942 + ... + 57797.
It is an arithmetic number, because the mean of its divisors is an integer number (26151300).
Almost surely, 2472640292 is an apocalyptic number.
It is an amenable number.
472640292 is an abundant number, since it is smaller than the sum of its proper divisors (782622108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472640292 is a wasteful number, since it uses less digits than its factorization.
472640292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106793 (or 106785 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 472640292 is about 21740.2919023641. The cubic root of 472640292 is about 778.9511939335.
The spelling of 472640292 in words is "four hundred seventy-two million, six hundred forty thousand, two hundred ninety-two".
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