Base | Representation |
---|---|
bin | 1000111110011… |
… | …01000111111110 |
3 | 12020200002012200 |
4 | 10133031013332 |
5 | 123233222321 |
6 | 11245412330 |
7 | 1602642465 |
oct | 437150776 |
9 | 166602180 |
10 | 75289086 |
11 | 39553894 |
12 | 2126a0a6 |
13 | 127a1072 |
14 | 9ddb9dc |
15 | 6922d26 |
hex | 47cd1fe |
75289086 has 24 divisors (see below), whose sum is σ = 164714160. Its totient is φ = 24852096.
The previous prime is 75289069. The next prime is 75289099. The reversal of 75289086 is 68098257.
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 11 ways as a sum of consecutive naturals, for example, 18451 + ... + 22158.
It is an arithmetic number, because the mean of its divisors is an integer number (6863090).
Almost surely, 275289086 is an apocalyptic number.
75289086 is an abundant number, since it is smaller than the sum of its proper divisors (89425074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75289086 is a wasteful number, since it uses less digits than its factorization.
75289086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40720 (or 40717 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 75289086 is about 8676.9283735663. The cubic root of 75289086 is about 422.2574703671.
The spelling of 75289086 in words is "seventy-five million, two hundred eighty-nine thousand, eighty-six".
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