Base | Representation |
---|---|
bin | 1010001001101… |
… | …0000001101010 |
3 | 2222002222110020 |
4 | 2202122001222 |
5 | 41344331210 |
6 | 4120301310 |
7 | 1024605150 |
oct | 242320152 |
9 | 88088406 |
10 | 42573930 |
11 | 22039473 |
12 | 12311836 |
13 | 8a88299 |
14 | 59233d0 |
15 | 3b0e770 |
hex | 289a06a |
42573930 has 32 divisors (see below), whose sum is σ = 116774784. Its totient is φ = 9731136.
The previous prime is 42573911. The next prime is 42573931. The reversal of 42573930 is 3937524.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 42573891 and 42573900.
It is not an unprimeable number, because it can be changed into a prime (42573931) 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, 101157 + ... + 101576.
It is an arithmetic number, because the mean of its divisors is an integer number (3649212).
Almost surely, 242573930 is an apocalyptic number.
42573930 is an abundant number, since it is smaller than the sum of its proper divisors (74200854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42573930 is a wasteful number, since it uses less digits than its factorization.
42573930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202750.
The product of its (nonzero) digits is 22680, while the sum is 33.
The square root of 42573930 is about 6524.8701136498. The cubic root of 42573930 is about 349.1788368144.
The spelling of 42573930 in words is "forty-two million, five hundred seventy-three thousand, nine hundred thirty".
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