Base | Representation |
---|---|
bin | 1000111100001… |
… | …10101011101000 |
3 | 12020010102102020 |
4 | 10132012223220 |
5 | 123200004202 |
6 | 11235304440 |
7 | 1600331334 |
oct | 436065350 |
9 | 166112366 |
10 | 75000552 |
11 | 39377030 |
12 | 2114b120 |
13 | 126cc933 |
14 | 9d647c4 |
15 | 68b75bc |
hex | 4786ae8 |
75000552 has 32 divisors (see below), whose sum is σ = 204547680. Its totient is φ = 22727360.
The previous prime is 75000533. The next prime is 75000553. The reversal of 75000552 is 25500057.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (75000553) 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 7 ways as a sum of consecutive naturals, for example, 141783 + ... + 142310.
It is an arithmetic number, because the mean of its divisors is an integer number (6392115).
Almost surely, 275000552 is an apocalyptic number.
It is an amenable number.
75000552 is an abundant number, since it is smaller than the sum of its proper divisors (129547128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75000552 is a wasteful number, since it uses less digits than its factorization.
75000552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284113 (or 284109 counting only the distinct ones).
The product of its (nonzero) digits is 1750, while the sum is 24.
The square root of 75000552 is about 8660.2859075206. The cubic root of 75000552 is about 421.7173672591.
It can be divided in two parts, 7500055 and 2, that added together give a palindrome (7500057).
The spelling of 75000552 in words is "seventy-five million, five hundred fifty-two", and thus it is an aban number.
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