Base | Representation |
---|---|
bin | 1000010110111110… |
… | …1001000000111010 |
3 | 12210101012211012000 |
4 | 2011233221000322 |
5 | 14043411432430 |
6 | 1010353401430 |
7 | 106414324326 |
oct | 20557510072 |
9 | 5711184160 |
10 | 2243858490 |
11 | a51666105 |
12 | 527569276 |
13 | 299b49523 |
14 | 174016986 |
15 | d1ed1e60 |
hex | 85be903a |
2243858490 has 128 divisors (see below), whose sum is σ = 6156656640. Its totient is φ = 581256000.
The previous prime is 2243858483. The next prime is 2243858527. The reversal of 2243858490 is 948583422.
2243858490 is a `hidden beast` number, since 22 + 43 + 8 + 584 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1915605 + ... + 1916775.
It is an arithmetic number, because the mean of its divisors is an integer number (48098880).
Almost surely, 22243858490 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2243858490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3078328320).
2243858490 is an abundant number, since it is smaller than the sum of its proper divisors (3912798150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2243858490 is a wasteful number, since it uses less digits than its factorization.
2243858490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1385 (or 1379 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 45.
The square root of 2243858490 is about 47369.3834665388. The cubic root of 2243858490 is about 1309.1773655416.
The spelling of 2243858490 in words is "two billion, two hundred forty-three million, eight hundred fifty-eight thousand, four hundred ninety".
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