Base | Representation |
---|---|
bin | 11101111010110… |
… | …111111111010000 |
3 | 1021222112212102112 |
4 | 131322313333100 |
5 | 2012001113234 |
6 | 121451004452 |
7 | 15303461654 |
oct | 3572677720 |
9 | 1258485375 |
10 | 501972944 |
11 | 238394780 |
12 | 120139728 |
13 | 7ccc6115 |
14 | 4a94aa64 |
15 | 2e107ace |
hex | 1deb7fd0 |
501972944 has 40 divisors (see below), whose sum is σ = 1078993440. Its totient is φ = 224297600.
The previous prime is 501972931. The next prime is 501972949. The reversal of 501972944 is 449279105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (501972949) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13787 + ... + 34554.
It is an arithmetic number, because the mean of its divisors is an integer number (26974836).
Almost surely, 2501972944 is an apocalyptic number.
It is an amenable number.
501972944 is an abundant number, since it is smaller than the sum of its proper divisors (577020496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
501972944 is a wasteful number, since it uses less digits than its factorization.
501972944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48419 (or 48413 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 41.
The square root of 501972944 is about 22404.7527100836. The cubic root of 501972944 is about 794.7431070086.
The spelling of 501972944 in words is "five hundred one million, nine hundred seventy-two thousand, nine hundred forty-four".
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