Base | Representation |
---|---|
bin | 11001011001010… |
… | …00111111100001 |
3 | 112211211222121210 |
4 | 30230220333201 |
5 | 414013410313 |
6 | 33045540333 |
7 | 5164500213 |
oct | 1454507741 |
9 | 484758553 |
10 | 213028833 |
11 | aa281796 |
12 | 5b4146a9 |
13 | 35199684 |
14 | 204145b3 |
15 | 13a7e9c3 |
hex | cb28fe1 |
213028833 has 8 divisors (see below), whose sum is σ = 284149728. Its totient is φ = 141963584.
The previous prime is 213028811. The next prime is 213028847. The reversal of 213028833 is 338820312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213028833 - 210 = 213027809 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 213028833.
It is not an unprimeable number, because it can be changed into a prime (213028033) 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, 3960 + ... + 21017.
It is an arithmetic number, because the mean of its divisors is an integer number (35518716).
Almost surely, 2213028833 is an apocalyptic number.
It is an amenable number.
213028833 is a deficient number, since it is larger than the sum of its proper divisors (71120895).
213028833 is a wasteful number, since it uses less digits than its factorization.
213028833 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27823.
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 213028833 is about 14595.5072882034. The cubic root of 213028833 is about 597.2362080824.
It can be divided in two parts, 21302 and 8833, that added together give a triangular number (30135 = T245).
The spelling of 213028833 in words is "two hundred thirteen million, twenty-eight thousand, eight hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •