Base | Representation |
---|---|
bin | 11011001101110… |
… | …01000101111010 |
3 | 120220120210112100 |
4 | 31212321011322 |
5 | 431421033010 |
6 | 34353124230 |
7 | 5441340063 |
oct | 1546710572 |
9 | 526523470 |
10 | 228299130 |
11 | 107961574 |
12 | 64559676 |
13 | 383b5057 |
14 | 2246b56a |
15 | 150992c0 |
hex | d9b917a |
228299130 has 24 divisors (see below), whose sum is σ = 593577972. Its totient is φ = 60879744.
The previous prime is 228299119. The next prime is 228299147. The reversal of 228299130 is 31992822.
228299130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 204004089 + 24295041 = 14283^2 + 4929^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1268239 + ... + 1268418.
Almost surely, 2228299130 is an apocalyptic number.
228299130 is an abundant number, since it is smaller than the sum of its proper divisors (365278842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228299130 is a wasteful number, since it uses less digits than its factorization.
228299130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2536670 (or 2536667 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 228299130 is about 15109.5708079349. The cubic root of 228299130 is about 611.1785242681.
The spelling of 228299130 in words is "two hundred twenty-eight million, two hundred ninety-nine thousand, one hundred thirty".
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