Base | Representation |
---|---|
bin | 11011001101001… |
… | …00100000011010 |
3 | 120220102111212101 |
4 | 31212210200122 |
5 | 431410333220 |
6 | 34351234014 |
7 | 5440536205 |
oct | 1546444032 |
9 | 526374771 |
10 | 228214810 |
11 | 10790418a |
12 | 6451890a |
13 | 38385865 |
14 | 2244893c |
15 | 1507e30a |
hex | d9a481a |
228214810 has 16 divisors (see below), whose sum is σ = 415023336. Its totient is φ = 90344448.
The previous prime is 228214801. The next prime is 228214813. The reversal of 228214810 is 18412822.
It can be written as a sum of positive squares in 4 ways, for example, as 210917529 + 17297281 = 14523^2 + 4159^2 .
It is a super-2 number, since 2×2282148102 = 104163999006672200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (228214813) 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, 116667 + ... + 118606.
Almost surely, 2228214810 is an apocalyptic number.
228214810 is a deficient number, since it is larger than the sum of its proper divisors (186808526).
228214810 is a wasteful number, since it uses less digits than its factorization.
228214810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235377.
The product of its (nonzero) digits is 2048, while the sum is 28.
The square root of 228214810 is about 15106.7802658277. The cubic root of 228214810 is about 611.1032707779.
The spelling of 228214810 in words is "two hundred twenty-eight million, two hundred fourteen thousand, eight hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •