Base | Representation |
---|---|
bin | 1001000010101… |
… | …00001110000110 |
3 | 12021201012021012 |
4 | 10201110032012 |
5 | 123403424223 |
6 | 11305322222 |
7 | 1610435660 |
oct | 441241606 |
9 | 167635235 |
10 | 75842438 |
11 | 398a1601 |
12 | 21496372 |
13 | 12935ba9 |
14 | a103530 |
15 | 69d1c78 |
hex | 4854386 |
75842438 has 16 divisors (see below), whose sum is σ = 130693920. Its totient is φ = 32334336.
The previous prime is 75842419. The next prime is 75842441. The reversal of 75842438 is 83424857.
It is a junction number, because it is equal to n+sod(n) for n = 75842395 and 75842404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11333 + ... + 16736.
It is an arithmetic number, because the mean of its divisors is an integer number (8168370).
Almost surely, 275842438 is an apocalyptic number.
75842438 is a deficient number, since it is larger than the sum of its proper divisors (54851482).
75842438 is a wasteful number, since it uses less digits than its factorization.
75842438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28271.
The product of its digits is 215040, while the sum is 41.
The square root of 75842438 is about 8708.7563980169. The cubic root of 75842438 is about 423.2894344846.
The spelling of 75842438 in words is "seventy-five million, eight hundred forty-two thousand, four hundred thirty-eight".
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