Base | Representation |
---|---|
bin | 1001000010111… |
… | …11111111011010 |
3 | 12021210122101211 |
4 | 10201133333122 |
5 | 123412000100 |
6 | 11310333334 |
7 | 1611026353 |
oct | 441377732 |
9 | 167718354 |
10 | 75890650 |
11 | 39924850 |
12 | 214ba24a |
13 | 12951b14 |
14 | a116d2a |
15 | 69e11ba |
hex | 485ffda |
75890650 has 24 divisors (see below), whose sum is σ = 153990144. Its totient is φ = 27596400.
The previous prime is 75890641. The next prime is 75890653. The reversal of 75890650 is 5609857.
It is a happy number.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (75890653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68442 + ... + 69541.
It is an arithmetic number, because the mean of its divisors is an integer number (6416256).
Almost surely, 275890650 is an apocalyptic number.
75890650 is an abundant number, since it is smaller than the sum of its proper divisors (78099494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75890650 is a wasteful number, since it uses less digits than its factorization.
75890650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138006 (or 138001 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 40.
The square root of 75890650 is about 8711.5239768941. The cubic root of 75890650 is about 423.3791085861.
The spelling of 75890650 in words is "seventy-five million, eight hundred ninety thousand, six hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •