Base | Representation |
---|---|
bin | 11011001000000… |
… | …10010010110001 |
3 | 120212011202110001 |
4 | 31210002102301 |
5 | 431223103020 |
6 | 34325110001 |
7 | 5432101126 |
oct | 1544022261 |
9 | 525152401 |
10 | 227550385 |
11 | 10749aa77 |
12 | 64258301 |
13 | 381b22ca |
14 | 2231474d |
15 | 14e9c50a |
hex | d9024b1 |
227550385 has 48 divisors (see below), whose sum is σ = 308862720. Its totient is φ = 160406400.
The previous prime is 227550383. The next prime is 227550409. The reversal of 227550385 is 583055722.
It is not a de Polignac number, because 227550385 - 21 = 227550383 is a prime.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227550383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3204900 + ... + 3204970.
It is an arithmetic number, because the mean of its divisors is an integer number (6434640).
Almost surely, 2227550385 is an apocalyptic number.
It is an amenable number.
227550385 is a deficient number, since it is larger than the sum of its proper divisors (81312335).
227550385 is a wasteful number, since it uses less digits than its factorization.
227550385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190 (or 159 counting only the distinct ones).
The product of its (nonzero) digits is 84000, while the sum is 37.
The square root of 227550385 is about 15084.7732830162. The cubic root of 227550385 is about 610.5096385909.
The spelling of 227550385 in words is "two hundred twenty-seven million, five hundred fifty thousand, three hundred eighty-five".
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