Base | Representation |
---|---|
bin | 11011001101000… |
… | …10001110100010 |
3 | 120220102001001121 |
4 | 31212202032202 |
5 | 431410033344 |
6 | 34351122454 |
7 | 5440500040 |
oct | 1546421642 |
9 | 526361047 |
10 | 228205474 |
11 | 1078a8172 |
12 | 6451342a |
13 | 38381533 |
14 | 22445390 |
15 | 1507b684 |
hex | d9a23a2 |
228205474 has 16 divisors (see below), whose sum is σ = 394027200. Its totient is φ = 97097904.
The previous prime is 228205469. The next prime is 228205487. The reversal of 228205474 is 474502822.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56689 + ... + 60580.
It is an arithmetic number, because the mean of its divisors is an integer number (24626700).
Almost surely, 2228205474 is an apocalyptic number.
228205474 is a deficient number, since it is larger than the sum of its proper divisors (165821726).
228205474 is a wasteful number, since it uses less digits than its factorization.
228205474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117417.
The product of its (nonzero) digits is 35840, while the sum is 34.
The square root of 228205474 is about 15106.4712623432. The cubic root of 228205474 is about 611.0949374918.
The spelling of 228205474 in words is "two hundred twenty-eight million, two hundred five thousand, four hundred seventy-four".
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