Base | Representation |
---|---|
bin | 1001000011000… |
… | …10001101011110 |
3 | 12021211002212120 |
4 | 10201202031132 |
5 | 123412242432 |
6 | 11310443410 |
7 | 1611065022 |
oct | 441421536 |
9 | 167732776 |
10 | 75899742 |
11 | 39930666 |
12 | 21503566 |
13 | 12955cb9 |
14 | a11a382 |
15 | 69e3c2c |
hex | 486235e |
75899742 has 8 divisors (see below), whose sum is σ = 151799496. Its totient is φ = 25299912.
The previous prime is 75899731. The next prime is 75899743. The reversal of 75899742 is 24799857.
It is a sphenic number, since it is the product of 3 distinct primes.
75899742 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75899743) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6324973 + ... + 6324984.
It is an arithmetic number, because the mean of its divisors is an integer number (18974937).
Almost surely, 275899742 is an apocalyptic number.
75899742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75899742 is a wasteful number, since it uses less digits than its factorization.
75899742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12649962.
The product of its digits is 1270080, while the sum is 51.
The square root of 75899742 is about 8712.0457987777. The cubic root of 75899742 is about 423.3960154082.
The spelling of 75899742 in words is "seventy-five million, eight hundred ninety-nine thousand, seven hundred forty-two".
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