Base | Representation |
---|---|
bin | 1000111110000… |
… | …01010101100011 |
3 | 12020120121222102 |
4 | 10133001111203 |
5 | 123230201203 |
6 | 11244401015 |
7 | 1602351641 |
oct | 437012543 |
9 | 166517872 |
10 | 75240803 |
11 | 39520590 |
12 | 2124616b |
13 | 127850b1 |
14 | 9dc8191 |
15 | 6913888 |
hex | 47c1563 |
75240803 has 4 divisors (see below), whose sum is σ = 82080888. Its totient is φ = 68400720.
The previous prime is 75240791. The next prime is 75240829. The reversal of 75240803 is 30804257.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 75240803 - 24 = 75240787 is a prime.
It is a super-2 number, since 2×752408032 = 11322356872169618, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (75240853) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3420026 + ... + 3420047.
It is an arithmetic number, because the mean of its divisors is an integer number (20520222).
Almost surely, 275240803 is an apocalyptic number.
75240803 is a deficient number, since it is larger than the sum of its proper divisors (6840085).
75240803 is a wasteful number, since it uses less digits than its factorization.
75240803 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6840084.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 75240803 is about 8674.1456639833. The cubic root of 75240803 is about 422.1671862886.
The spelling of 75240803 in words is "seventy-five million, two hundred forty thousand, eight hundred three".
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