Base | Representation |
---|---|
bin | 1000111100001… |
… | …10110000001010 |
3 | 12020010102210222 |
4 | 10132012300022 |
5 | 123200011332 |
6 | 11235310042 |
7 | 1600332230 |
oct | 436066012 |
9 | 166112728 |
10 | 75000842 |
11 | 39377274 |
12 | 2114b322 |
13 | 126ccac7 |
14 | 9d64950 |
15 | 68b7712 |
hex | 4786c0a |
75000842 has 32 divisors (see below), whose sum is σ = 134943744. Its totient is φ = 30585600.
The previous prime is 75000841. The next prime is 75000853. The reversal of 75000842 is 24800057.
It is not an unprimeable number, because it can be changed into a prime (75000841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25058 + ... + 27890.
It is an arithmetic number, because the mean of its divisors is an integer number (4216992).
Almost surely, 275000842 is an apocalyptic number.
75000842 is a deficient number, since it is larger than the sum of its proper divisors (59942902).
75000842 is a wasteful number, since it uses less digits than its factorization.
75000842 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2934.
The product of its (nonzero) digits is 2240, while the sum is 26.
The square root of 75000842 is about 8660.3026506006. The cubic root of 75000842 is about 421.7179108012.
Adding to 75000842 its reverse (24800057), we get a palindrome (99800899).
The spelling of 75000842 in words is "seventy-five million, eight hundred forty-two", and thus it is an aban number.
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