Base | Representation |
---|---|
bin | 11100001010110… |
… | …010001000101000 |
3 | 1012221021000000101 |
4 | 130022302020220 |
5 | 1431440320330 |
6 | 114521115144 |
7 | 14465640013 |
oct | 3412621050 |
9 | 1187230011 |
10 | 472588840 |
11 | 222844a99 |
12 | 112328ab4 |
13 | 76ba8589 |
14 | 46a9c37a |
15 | 2b7514ca |
hex | 1c2b2228 |
472588840 has 32 divisors (see below), whose sum is σ = 1070111880. Its totient is φ = 187828992.
The previous prime is 472588829. The next prime is 472588841. The reversal of 472588840 is 48885274.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 377214084 + 95374756 = 19422^2 + 9766^2 .
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (472588841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31347 + ... + 43906.
Almost surely, 2472588840 is an apocalyptic number.
472588840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
472588840 is an abundant number, since it is smaller than the sum of its proper divisors (597523040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472588840 is a wasteful number, since it uses less digits than its factorization.
472588840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75421 (or 75417 counting only the distinct ones).
The product of its (nonzero) digits is 573440, while the sum is 46.
The square root of 472588840 is about 21739.1085373803. The cubic root of 472588840 is about 778.9229271578.
The spelling of 472588840 in words is "four hundred seventy-two million, five hundred eighty-eight thousand, eight hundred forty".
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