Base | Representation |
---|---|
bin | 1000111101101… |
… | …00000001000001 |
3 | 12020110212010121 |
4 | 10132310001001 |
5 | 123221424431 |
6 | 11243300241 |
7 | 1602033604 |
oct | 436640101 |
9 | 166425117 |
10 | 75186241 |
11 | 39493599 |
12 | 2121a681 |
13 | 12766300 |
14 | 9db233b |
15 | 6902611 |
hex | 47b4041 |
75186241 has 27 divisors (see below), whose sum is σ = 88144329. Its totient is φ = 64096032.
The previous prime is 75186217. The next prime is 75186247. The reversal of 75186241 is 14268157.
The square root of 75186241 is 8671.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 9641025 + 65545216 = 3105^2 + 8096^2 .
It is not a de Polignac number, because 75186241 - 27 = 75186113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 75186197 and 75186206.
It is not an unprimeable number, because it can be changed into a prime (75186247) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2592615 + ... + 2592643.
Almost surely, 275186241 is an apocalyptic number.
75186241 is the 8671-st square number.
75186241 is the 4336-th centered octagonal number.
It is an amenable number.
75186241 is a deficient number, since it is larger than the sum of its proper divisors (12958088).
75186241 is a wasteful number, since it uses less digits than its factorization.
75186241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130 (or 65 counting only the distinct ones).
The product of its digits is 13440, while the sum is 34.
The cubic root of 75186241 is about 422.0651146500.
The spelling of 75186241 in words is "seventy-five million, one hundred eighty-six thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •