Base | Representation |
---|---|
bin | 11011001010011… |
… | …10111101010001 |
3 | 120212202201012021 |
4 | 31211032331101 |
5 | 431313130101 |
6 | 34335531441 |
7 | 5434546462 |
oct | 1545167521 |
9 | 525681167 |
10 | 227864401 |
11 | 107694996 |
12 | 64389b81 |
13 | 3829220b |
14 | 22396d69 |
15 | 150105a1 |
hex | d94ef51 |
227864401 has 4 divisors (see below), whose sum is σ = 228249252. Its totient is φ = 227479552.
The previous prime is 227864393. The next prime is 227864443. The reversal of 227864401 is 104468722.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 108180801 + 119683600 = 10401^2 + 10940^2 .
It is a cyclic number.
It is not a de Polignac number, because 227864401 - 23 = 227864393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (227864471) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191536 + ... + 192721.
It is an arithmetic number, because the mean of its divisors is an integer number (57062313).
Almost surely, 2227864401 is an apocalyptic number.
It is an amenable number.
227864401 is a deficient number, since it is larger than the sum of its proper divisors (384851).
227864401 is an equidigital number, since it uses as much as digits as its factorization.
227864401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384850.
The product of its (nonzero) digits is 21504, while the sum is 34.
The square root of 227864401 is about 15095.1780711590. The cubic root of 227864401 is about 610.7903407845.
The spelling of 227864401 in words is "two hundred twenty-seven million, eight hundred sixty-four thousand, four hundred one".
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