Base | Representation |
---|---|
bin | 1010000010100… |
… | …0011100011100 |
3 | 2221020100021111 |
4 | 2200220130130 |
5 | 41234434300 |
6 | 4102311404 |
7 | 1020626614 |
oct | 240503434 |
9 | 87210244 |
10 | 42108700 |
11 | 21850987 |
12 | 12128564 |
13 | 89545ba |
14 | 5841a44 |
15 | 3a6b9ba |
hex | 282871c |
42108700 has 36 divisors (see below), whose sum is σ = 91681632. Its totient is φ = 16787200.
The previous prime is 42108697. The next prime is 42108721. The reversal of 42108700 is 780124.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42612 + ... + 43588.
It is an arithmetic number, because the mean of its divisors is an integer number (2546712).
Almost surely, 242108700 is an apocalyptic number.
It is an amenable number.
42108700 is an abundant number, since it is smaller than the sum of its proper divisors (49572932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42108700 is a wasteful number, since it uses less digits than its factorization.
42108700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1422 (or 1415 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 42108700 is about 6489.1216662966. The cubic root of 42108700 is about 347.9022824241.
Adding to 42108700 its reverse (780124), we get a palindrome (42888824).
The spelling of 42108700 in words is "forty-two million, one hundred eight thousand, seven hundred".
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