Base | Representation |
---|---|
bin | 1010000010110… |
… | …0000010000000 |
3 | 2221021002102122 |
4 | 2200230002000 |
5 | 41240422032 |
6 | 4102503412 |
7 | 1021020503 |
oct | 240540200 |
9 | 87232378 |
10 | 42123392 |
11 | 21860a23 |
12 | 12134b68 |
13 | 895b1ac |
14 | 584713a |
15 | 3a71012 |
hex | 282c080 |
42123392 has 16 divisors (see below), whose sum is σ = 83917950. Its totient is φ = 21061632.
The previous prime is 42123379. The next prime is 42123401. The reversal of 42123392 is 29332124.
It can be written as a sum of positive squares in only one way, i.e., 39639616 + 2483776 = 6296^2 + 1576^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164417 + ... + 164672.
Almost surely, 242123392 is an apocalyptic number.
It is an amenable number.
42123392 is a deficient number, since it is larger than the sum of its proper divisors (41794558).
42123392 is an equidigital number, since it uses as much as digits as its factorization.
42123392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329103 (or 329091 counting only the distinct ones).
The product of its digits is 2592, while the sum is 26.
The square root of 42123392 is about 6490.2536159999. The cubic root of 42123392 is about 347.9427395108.
The spelling of 42123392 in words is "forty-two million, one hundred twenty-three thousand, three hundred ninety-two".
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