Base | Representation |
---|---|
bin | 1000111100111… |
… | …00100101001101 |
3 | 12020021222110111 |
4 | 10132130211031 |
5 | 123210342003 |
6 | 11241240021 |
7 | 1601154010 |
oct | 436344515 |
9 | 166258414 |
10 | 75090253 |
11 | 39428467 |
12 | 21193011 |
13 | 12731704 |
14 | 9d89377 |
15 | 68d3e6d |
hex | 479c94d |
75090253 has 8 divisors (see below), whose sum is σ = 85875840. Its totient is φ = 64319280.
The previous prime is 75090227. The next prime is 75090263. The reversal of 75090253 is 35209057.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 75090253 - 25 = 75090221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75090263) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11643 + ... + 16903.
It is an arithmetic number, because the mean of its divisors is an integer number (10734480).
Almost surely, 275090253 is an apocalyptic number.
It is an amenable number.
75090253 is a deficient number, since it is larger than the sum of its proper divisors (10785587).
75090253 is a wasteful number, since it uses less digits than its factorization.
75090253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7307.
The product of its (nonzero) digits is 9450, while the sum is 31.
The square root of 75090253 is about 8665.4632305492. The cubic root of 75090253 is about 421.8854255713.
The spelling of 75090253 in words is "seventy-five million, ninety thousand, two hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •