Base | Representation |
---|---|
bin | 110111000000… |
… | …0000001110011 |
3 | 2000021000111100 |
4 | 1232000001303 |
5 | 24340222310 |
6 | 2510015443 |
7 | 500046561 |
oct | 156000163 |
9 | 60230440 |
10 | 28835955 |
11 | 15305975 |
12 | 97a7583 |
13 | 5c881c5 |
14 | 3b88a31 |
15 | 27e8ec0 |
hex | 1b80073 |
28835955 has 24 divisors (see below), whose sum is σ = 50834160. Its totient is φ = 15117120.
The previous prime is 28835923. The next prime is 28835959. The reversal of 28835955 is 55953882.
It is not a de Polignac number, because 28835955 - 25 = 28835923 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 28835955.
It is not an unprimeable number, because it can be changed into a prime (28835959) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2776 + ... + 8085.
It is an arithmetic number, because the mean of its divisors is an integer number (2118090).
Almost surely, 228835955 is an apocalyptic number.
28835955 is a deficient number, since it is larger than the sum of its proper divisors (21998205).
28835955 is a wasteful number, since it uses less digits than its factorization.
28835955 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10931 (or 10928 counting only the distinct ones).
The product of its digits is 432000, while the sum is 45.
The square root of 28835955 is about 5369.9120104523. The cubic root of 28835955 is about 306.6512785022.
The spelling of 28835955 in words is "twenty-eight million, eight hundred thirty-five thousand, nine hundred fifty-five".
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