Base | Representation |
---|---|
bin | 11011001111101… |
… | …01010111111101 |
3 | 120221001100020100 |
4 | 31213311113331 |
5 | 432001433140 |
6 | 34402311313 |
7 | 5443416000 |
oct | 1547652775 |
9 | 527040210 |
10 | 228546045 |
11 | 108010032 |
12 | 64658539 |
13 | 38470560 |
14 | 224d3537 |
15 | 150e7530 |
hex | d9f55fd |
228546045 has 192 divisors, whose sum is σ = 534643200. Its totient is φ = 89413632.
The previous prime is 228546023. The next prime is 228546053. The reversal of 228546045 is 540645822.
It is a happy number.
It is not a de Polignac number, because 228546045 - 210 = 228545021 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3411102 + ... + 3411168.
It is an arithmetic number, because the mean of its divisors is an integer number (2784600).
Almost surely, 2228546045 is an apocalyptic number.
It is an amenable number.
228546045 is an abundant number, since it is smaller than the sum of its proper divisors (306097155).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228546045 is a wasteful number, since it uses less digits than its factorization.
228546045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129 (or 112 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
The square root of 228546045 is about 15117.7394143437. The cubic root of 228546045 is about 611.3987832082.
The spelling of 228546045 in words is "two hundred twenty-eight million, five hundred forty-six thousand, forty-five".
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