Base | Representation |
---|---|
bin | 1001000000010… |
… | …00111101111001 |
3 | 12021010112110000 |
4 | 10200020331321 |
5 | 123314043301 |
6 | 11254543213 |
7 | 1605013221 |
oct | 440107571 |
9 | 167115400 |
10 | 75534201 |
11 | 39700a66 |
12 | 21367b09 |
13 | 128587c2 |
14 | a063081 |
15 | 6970786 |
hex | 4808f79 |
75534201 has 10 divisors (see below), whose sum is σ = 112835162. Its totient is φ = 50356080.
The previous prime is 75534157. The next prime is 75534227. The reversal of 75534201 is 10243557.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 75429225 + 104976 = 8685^2 + 324^2 .
It is not a de Polignac number, because 75534201 - 210 = 75533177 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (75534271) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 466180 + ... + 466341.
Almost surely, 275534201 is an apocalyptic number.
It is an amenable number.
75534201 is a deficient number, since it is larger than the sum of its proper divisors (37300961).
75534201 is an equidigital number, since it uses as much as digits as its factorization.
75534201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 932533 (or 932524 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 75534201 is about 8691.0414220621. The cubic root of 75534201 is about 422.7152149810.
Adding to 75534201 its reverse (10243557), we get a palindrome (85777758).
The spelling of 75534201 in words is "seventy-five million, five hundred thirty-four thousand, two hundred one".
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