Base | Representation |
---|---|
bin | 1000111111001… |
… | …00111111001110 |
3 | 12020212001021211 |
4 | 10133210333032 |
5 | 123244334310 |
6 | 11251445034 |
7 | 1603530451 |
oct | 437447716 |
9 | 166761254 |
10 | 75386830 |
11 | 39610272 |
12 | 212b677a |
13 | 128066bc |
14 | a025498 |
15 | 6941c8a |
hex | 47e4fce |
75386830 has 8 divisors (see below), whose sum is σ = 135696312. Its totient is φ = 30154728.
The previous prime is 75386821. The next prime is 75386873. The reversal of 75386830 is 3868357.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3769332 + ... + 3769351.
It is an arithmetic number, because the mean of its divisors is an integer number (16962039).
Almost surely, 275386830 is an apocalyptic number.
75386830 is a deficient number, since it is larger than the sum of its proper divisors (60309482).
75386830 is a wasteful number, since it uses less digits than its factorization.
75386830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7538690.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 75386830 is about 8682.5589545940. The cubic root of 75386830 is about 422.4401231627.
The spelling of 75386830 in words is "seventy-five million, three hundred eighty-six thousand, eight hundred thirty".
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