Base | Representation |
---|---|
bin | 110101101011… |
… | …0110000000011 |
3 | 1221221210101100 |
4 | 1223112300003 |
5 | 24201030340 |
6 | 2443105443 |
7 | 461131245 |
oct | 153266003 |
9 | 57853340 |
10 | 28142595 |
11 | 14981a48 |
12 | 9512283 |
13 | 5aa4730 |
14 | 3a48095 |
15 | 270d830 |
hex | 1ad6c03 |
28142595 has 48 divisors (see below), whose sum is σ = 53333280. Its totient is φ = 13644288.
The previous prime is 28142579. The next prime is 28142623. The reversal of 28142595 is 59524182.
28142595 is a `hidden beast` number, since 28 + 1 + 42 + 595 = 666.
It is not a de Polignac number, because 28142595 - 24 = 28142579 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42376 + ... + 43034.
It is an arithmetic number, because the mean of its divisors is an integer number (1111110).
Almost surely, 228142595 is an apocalyptic number.
28142595 is a deficient number, since it is larger than the sum of its proper divisors (25190685).
28142595 is a wasteful number, since it uses less digits than its factorization.
28142595 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 756 (or 753 counting only the distinct ones).
The product of its digits is 28800, while the sum is 36.
The square root of 28142595 is about 5304.9594720412. The cubic root of 28142595 is about 304.1735036515.
The spelling of 28142595 in words is "twenty-eight million, one hundred forty-two thousand, five hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •