Base | Representation |
---|---|
bin | 11000001000011… |
… | …011010001011010 |
3 | 1001012211010022110 |
4 | 120020123101122 |
5 | 1312121041132 |
6 | 104101333150 |
7 | 13014161544 |
oct | 3010332132 |
9 | 1035733273 |
10 | 404862042 |
11 | 198596932 |
12 | b37071b6 |
13 | 65b54650 |
14 | 3baac694 |
15 | 258241cc |
hex | 1821b45a |
404862042 has 32 divisors (see below), whose sum is σ = 890572032. Its totient is φ = 121921344.
The previous prime is 404862019. The next prime is 404862049. The reversal of 404862042 is 240268404.
It is not an unprimeable number, because it can be changed into a prime (404862049) 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, 51553 + ... + 58884.
It is an arithmetic number, because the mean of its divisors is an integer number (27830376).
Almost surely, 2404862042 is an apocalyptic number.
404862042 is an abundant number, since it is smaller than the sum of its proper divisors (485709990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404862042 is a wasteful number, since it uses less digits than its factorization.
404862042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110502.
The product of its (nonzero) digits is 12288, while the sum is 30.
The square root of 404862042 is about 20121.1839114899. The cubic root of 404862042 is about 739.7796044412.
The spelling of 404862042 in words is "four hundred four million, eight hundred sixty-two thousand, forty-two".
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