Base | Representation |
---|---|
bin | 110111010011… |
… | …0011000100011 |
3 | 2000120000000000 |
4 | 1232212120203 |
5 | 24410234214 |
6 | 2513231043 |
7 | 501302604 |
oct | 156463043 |
9 | 60500000 |
10 | 28993059 |
11 | 15402a07 |
12 | 9862483 |
13 | 6011874 |
14 | 3bc9dab |
15 | 282a809 |
hex | 1ba6623 |
28993059 has 22 divisors (see below), whose sum is σ = 43577916. Its totient is φ = 19289340.
The previous prime is 28993049. The next prime is 28993093. The reversal of 28993059 is 95039982.
It is not a de Polignac number, because 28993059 - 24 = 28993043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28993049) 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 21 ways as a sum of consecutive naturals, for example, 58804 + ... + 59294.
Almost surely, 228993059 is an apocalyptic number.
28993059 is a deficient number, since it is larger than the sum of its proper divisors (14584857).
28993059 is an frugal number, since it uses more digits than its factorization.
28993059 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521 (or 494 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 45.
The square root of 28993059 is about 5384.5203128970. The cubic root of 28993059 is about 307.2071691747.
The spelling of 28993059 in words is "twenty-eight million, nine hundred ninety-three thousand, fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •