Base | Representation |
---|---|
bin | 11011010001111… |
… | …11100000110111 |
3 | 120221121202210112 |
4 | 31220333200313 |
5 | 432041142334 |
6 | 34413013235 |
7 | 5446122230 |
oct | 1550774067 |
9 | 527552715 |
10 | 228849719 |
11 | 1081a81aa |
12 | 6478421b |
13 | 38548847 |
14 | 22572087 |
15 | 151574ce |
hex | da3f837 |
228849719 has 8 divisors (see below), whose sum is σ = 269979648. Its totient is φ = 189829080.
The previous prime is 228849683. The next prime is 228849743. The reversal of 228849719 is 917948822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228849719 - 216 = 228784183 is a prime.
It is a super-2 number, since 2×2288497192 = 104744387772757922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228849749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527087 + ... + 527520.
It is an arithmetic number, because the mean of its divisors is an integer number (33747456).
Almost surely, 2228849719 is an apocalyptic number.
228849719 is a deficient number, since it is larger than the sum of its proper divisors (41129929).
228849719 is a wasteful number, since it uses less digits than its factorization.
228849719 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1054645.
The product of its digits is 580608, while the sum is 50.
The square root of 228849719 is about 15127.7797115109. The cubic root of 228849719 is about 611.6694562243.
The spelling of 228849719 in words is "two hundred twenty-eight million, eight hundred forty-nine thousand, seven hundred nineteen".
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