Base | Representation |
---|---|
bin | 101100010001… |
… | …0100011100011 |
3 | 1121200012102110 |
4 | 1120202203203 |
5 | 21420211321 |
6 | 2145250403 |
7 | 401166153 |
oct | 130424343 |
9 | 47605373 |
10 | 23210211 |
11 | 121131a2 |
12 | 7933a03 |
13 | 4a6866b |
14 | 3122763 |
15 | 2087176 |
hex | 16228e3 |
23210211 has 16 divisors (see below), whose sum is σ = 31966208. Its totient is φ = 14968800.
The previous prime is 23210189. The next prime is 23210249. The reversal of 23210211 is 11201232.
It is not a de Polignac number, because 23210211 - 210 = 23209187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23210251) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 22926 + ... + 23916.
It is an arithmetic number, because the mean of its divisors is an integer number (1997888).
Almost surely, 223210211 is an apocalyptic number.
23210211 is a deficient number, since it is larger than the sum of its proper divisors (8755997).
23210211 is a wasteful number, since it uses less digits than its factorization.
23210211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1242.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 23210211 is about 4817.6976866549. The cubic root of 23210211 is about 285.2504661837.
Adding to 23210211 its reverse (11201232), we get a palindrome (34411443).
The spelling of 23210211 in words is "twenty-three million, two hundred ten thousand, two hundred eleven".
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