Base | Representation |
---|---|
bin | 11011001111011… |
… | …00001001100100 |
3 | 120220222102101220 |
4 | 31213230021210 |
5 | 431444231020 |
6 | 34401420340 |
7 | 5443200561 |
oct | 1547541144 |
9 | 526872356 |
10 | 228508260 |
11 | 107a94702 |
12 | 6463a6b0 |
13 | 384592b6 |
14 | 224c3868 |
15 | 150db240 |
hex | d9ec264 |
228508260 has 48 divisors (see below), whose sum is σ = 641342016. Its totient is φ = 60790912.
The previous prime is 228508229. The next prime is 228508277. The reversal of 228508260 is 62805822.
228508260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22282 + ... + 30878.
It is an arithmetic number, because the mean of its divisors is an integer number (13361292).
Almost surely, 2228508260 is an apocalyptic number.
228508260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
228508260 is an abundant number, since it is smaller than the sum of its proper divisors (412833756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228508260 is a wasteful number, since it uses less digits than its factorization.
228508260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9052 (or 9050 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 228508260 is about 15116.4896718782. The cubic root of 228508260 is about 611.3650876258.
The spelling of 228508260 in words is "two hundred twenty-eight million, five hundred eight thousand, two hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •