Base | Representation |
---|---|
bin | 11011001101000… |
… | …01000011001000 |
3 | 120220101210102212 |
4 | 31212201003020 |
5 | 431404410043 |
6 | 34351044252 |
7 | 5440450004 |
oct | 1546410310 |
9 | 526353385 |
10 | 228200648 |
11 | 1078a4585 |
12 | 64510688 |
13 | 3837c290 |
14 | 22443704 |
15 | 1507a018 |
hex | d9a10c8 |
228200648 has 32 divisors (see below), whose sum is σ = 465560760. Its totient is φ = 104232960.
The previous prime is 228200627. The next prime is 228200653. The reversal of 228200648 is 846002822.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 209033764 + 19166884 = 14458^2 + 4378^2 .
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1223 + ... + 21398.
Almost surely, 2228200648 is an apocalyptic number.
It is an amenable number.
228200648 is an abundant number, since it is smaller than the sum of its proper divisors (237360112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228200648 is a wasteful number, since it uses less digits than its factorization.
228200648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22737 (or 22733 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 228200648 is about 15106.3115286293. The cubic root of 228200648 is about 611.0906297292.
The spelling of 228200648 in words is "two hundred twenty-eight million, two hundred thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •