Base | Representation |
---|---|
bin | 11011001000011… |
… | …11101111000000 |
3 | 120212021112222010 |
4 | 31210033233000 |
5 | 431231333230 |
6 | 34330212520 |
7 | 5432420466 |
oct | 1544175700 |
9 | 525245863 |
10 | 227605440 |
11 | 107528377 |
12 | 64284140 |
13 | 3820139a |
14 | 2232a836 |
15 | 14ead9b0 |
hex | d90fbc0 |
227605440 has 56 divisors (see below), whose sum is σ = 722650320. Its totient is φ = 60694528.
The previous prime is 227605439. The next prime is 227605451. The reversal of 227605440 is 44506722.
227605440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 227605398 and 227605407.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117585 + ... + 119504.
It is an arithmetic number, because the mean of its divisors is an integer number (12904470).
Almost surely, 2227605440 is an apocalyptic number.
227605440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
227605440 is an abundant number, since it is smaller than the sum of its proper divisors (495044880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227605440 is a wasteful number, since it uses less digits than its factorization.
227605440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237109 (or 237099 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 227605440 is about 15086.5980260627. The cubic root of 227605440 is about 610.5588714934.
The spelling of 227605440 in words is "two hundred twenty-seven million, six hundred five thousand, four hundred forty".
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