Base | Representation |
---|---|
bin | 11011001101001… |
… | …01000011101011 |
3 | 120220102121221222 |
4 | 31212211003223 |
5 | 431410421232 |
6 | 34351252255 |
7 | 5440545611 |
oct | 1546450353 |
9 | 526377858 |
10 | 228217067 |
11 | 107905951 |
12 | 6451a08b |
13 | 383868b0 |
14 | 224496b1 |
15 | 1507ed12 |
hex | d9a50eb |
228217067 has 8 divisors (see below), whose sum is σ = 245910000. Its totient is φ = 210543840.
The previous prime is 228217019. The next prime is 228217079. The reversal of 228217067 is 760712822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-228217067 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (228217097) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26684 + ... + 34182.
It is an arithmetic number, because the mean of its divisors is an integer number (30738750).
Almost surely, 2228217067 is an apocalyptic number.
228217067 is a deficient number, since it is larger than the sum of its proper divisors (17692933).
228217067 is a wasteful number, since it uses less digits than its factorization.
228217067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9853.
The product of its (nonzero) digits is 18816, while the sum is 35.
The square root of 228217067 is about 15106.8549671995. The cubic root of 228217067 is about 611.1052853353.
Adding to 228217067 its reverse (760712822), we get a palindrome (988929889).
The spelling of 228217067 in words is "two hundred twenty-eight million, two hundred seventeen thousand, sixty-seven".
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