Base | Representation |
---|---|
bin | 100111100100110010… |
… | …000010101001111110 |
3 | 11001200102010112100112 |
4 | 213210302002221332 |
5 | 1144011203411430 |
6 | 31304313030022 |
7 | 3033005533616 |
oct | 474462025176 |
9 | 131612115315 |
10 | 42493028990 |
11 | 17026230685 |
12 | 829a9b5312 |
13 | 4012710a49 |
14 | 20b1725a46 |
15 | 118a7d7195 |
hex | 9e4c82a7e |
42493028990 has 32 divisors (see below), whose sum is σ = 80725680000. Its totient is φ = 16060107168.
The previous prime is 42493028989. The next prime is 42493029017. The reversal of 42493028990 is 9982039424.
It is a happy number.
42493028990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223040 + ... + 367059.
It is an arithmetic number, because the mean of its divisors is an integer number (2522677500).
Almost surely, 242493028990 is an apocalyptic number.
42493028990 is a deficient number, since it is larger than the sum of its proper divisors (38232651010).
42493028990 is a wasteful number, since it uses less digits than its factorization.
42493028990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 590504.
The product of its (nonzero) digits is 1119744, while the sum is 50.
The spelling of 42493028990 in words is "forty-two billion, four hundred ninety-three million, twenty-eight thousand, nine hundred ninety".
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