Base | Representation |
---|---|
bin | 101100000000… |
… | …0100111101011 |
3 | 1121102010202022 |
4 | 1120000213223 |
5 | 21401234321 |
6 | 2142255055 |
7 | 400050002 |
oct | 130004753 |
9 | 47363668 |
10 | 23071211 |
11 | 12028819 |
12 | 788748b |
13 | 4a1a307 |
14 | 30c7c39 |
15 | 205adab |
hex | 16009eb |
23071211 has 8 divisors (see below), whose sum is σ = 24045120. Its totient is φ = 22109248.
The previous prime is 23071199. The next prime is 23071229. The reversal of 23071211 is 11217032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23071211 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 23071211.
It is not an unprimeable number, because it can be changed into a prime (23071241) 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 7 ways as a sum of consecutive naturals, for example, 1070 + ... + 6876.
It is an arithmetic number, because the mean of its divisors is an integer number (3005640).
Almost surely, 223071211 is an apocalyptic number.
23071211 is a deficient number, since it is larger than the sum of its proper divisors (973909).
23071211 is a wasteful number, since it uses less digits than its factorization.
23071211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5973.
The product of its (nonzero) digits is 84, while the sum is 17.
The square root of 23071211 is about 4803.2500455421. The cubic root of 23071211 is about 284.6798950379.
Adding to 23071211 its reverse (11217032), we get a palindrome (34288243).
The spelling of 23071211 in words is "twenty-three million, seventy-one thousand, two hundred eleven".
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