Base | Representation |
---|---|
bin | 1000001111110011… |
… | …1100100101111011 |
3 | 12201021122021212212 |
4 | 2003330330211323 |
5 | 14013212321443 |
6 | 1003401125335 |
7 | 105600631304 |
oct | 20374744573 |
9 | 5637567785 |
10 | 2213792123 |
11 | a3669a874 |
12 | 51948984b |
13 | 29385028a |
14 | 17002b7ab |
15 | ce543618 |
hex | 83f3c97b |
2213792123 has 4 divisors (see below), whose sum is σ = 2215518888. Its totient is φ = 2212065360.
The previous prime is 2213792117. The next prime is 2213792129. The reversal of 2213792123 is 3212973122.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (2213792117) and next prime (2213792129).
It is a cyclic number.
It is not a de Polignac number, because 2213792123 - 26 = 2213792059 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2213792123.
It is not an unprimeable number, because it can be changed into a prime (2213792129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 861458 + ... + 864023.
It is an arithmetic number, because the mean of its divisors is an integer number (553879722).
Almost surely, 22213792123 is an apocalyptic number.
2213792123 is a deficient number, since it is larger than the sum of its proper divisors (1726765).
2213792123 is a wasteful number, since it uses less digits than its factorization.
2213792123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1726764.
The product of its digits is 9072, while the sum is 32.
The square root of 2213792123 is about 47050.9524133147. The cubic root of 2213792123 is about 1303.3036532263.
The spelling of 2213792123 in words is "two billion, two hundred thirteen million, seven hundred ninety-two thousand, one hundred twenty-three".
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