Base | Representation |
---|---|
bin | 11011000111010… |
… | …00101001001000 |
3 | 120211222102022202 |
4 | 31203220221020 |
5 | 431211222240 |
6 | 34322535332 |
7 | 5431152614 |
oct | 1543505110 |
9 | 524872282 |
10 | 227445320 |
11 | 107429043 |
12 | 64207548 |
13 | 3817653b |
14 | 222c8344 |
15 | 14e7b315 |
hex | d8e8a48 |
227445320 has 16 divisors (see below), whose sum is σ = 511752060. Its totient is φ = 90978112.
The previous prime is 227445311. The next prime is 227445331. The reversal of 227445320 is 23544722.
It can be written as a sum of positive squares in 2 ways, for example, as 223143844 + 4301476 = 14938^2 + 2074^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2843027 + ... + 2843106.
Almost surely, 2227445320 is an apocalyptic number.
227445320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
227445320 is an abundant number, since it is smaller than the sum of its proper divisors (284306740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227445320 is a wasteful number, since it uses less digits than its factorization.
227445320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5686144 (or 5686140 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 29.
The square root of 227445320 is about 15081.2903957188. The cubic root of 227445320 is about 610.4156622322.
The spelling of 227445320 in words is "two hundred twenty-seven million, four hundred forty-five thousand, three hundred twenty".
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