Base | Representation |
---|---|
bin | 1100011010010… |
… | …00010111100010 |
3 | 21020220002211010 |
4 | 12031020113202 |
5 | 203122333232 |
6 | 14155201350 |
7 | 2402611260 |
oct | 615102742 |
9 | 236802733 |
10 | 104105442 |
11 | 53845a61 |
12 | 2aa46256 |
13 | 1875036c |
14 | db7d430 |
15 | 92160cc |
hex | 63485e2 |
104105442 has 32 divisors (see below), whose sum is σ = 238829184. Its totient is φ = 29635200.
The previous prime is 104105401. The next prime is 104105497. The reversal of 104105442 is 244501401.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
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, 7392 + ... + 16212.
It is an arithmetic number, because the mean of its divisors is an integer number (7463412).
Almost surely, 2104105442 is an apocalyptic number.
104105442 is an abundant number, since it is smaller than the sum of its proper divisors (134723742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104105442 is a wasteful number, since it uses less digits than its factorization.
104105442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9114.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 104105442 is about 10203.2074368798. The cubic root of 104105442 is about 470.4258129866.
Adding to 104105442 its reverse (244501401), we get a palindrome (348606843).
The spelling of 104105442 in words is "one hundred four million, one hundred five thousand, four hundred forty-two".
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