Base | Representation |
---|---|
bin | 100111101010011100… |
… | …010101001010010110 |
3 | 11001221000211121100100 |
4 | 213222130111022112 |
5 | 1144210012012133 |
6 | 31321544354530 |
7 | 3035241014661 |
oct | 475234251226 |
9 | 131830747310 |
10 | 42588000918 |
11 | 170748a8481 |
12 | 8306775a46 |
13 | 40292b3a58 |
14 | 20c01a86d8 |
15 | 1193ce6e13 |
hex | 9ea715296 |
42588000918 has 48 divisors (see below), whose sum is σ = 94627303056. Its totient is φ = 13835404800.
The previous prime is 42588000907. The next prime is 42588000919. The reversal of 42588000918 is 81900088524.
It is a happy number.
42588000918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42588000919) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 293518 + ... + 413918.
It is an arithmetic number, because the mean of its divisors is an integer number (1971402147).
Almost surely, 242588000918 is an apocalyptic number.
42588000918 is an abundant number, since it is smaller than the sum of its proper divisors (52039302138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42588000918 is a wasteful number, since it uses less digits than its factorization.
42588000918 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120909 (or 120906 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 45.
The spelling of 42588000918 in words is "forty-two billion, five hundred eighty-eight million, nine hundred eighteen", and thus it is an aban number.
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