Base | Representation |
---|---|
bin | 101100010001… |
… | …1001111001011 |
3 | 1121200100020212 |
4 | 1120203033023 |
5 | 21420304003 |
6 | 2145311335 |
7 | 401210252 |
oct | 130431713 |
9 | 47610225 |
10 | 23213003 |
11 | 12115300 |
12 | 793554b |
13 | 4a69a08 |
14 | 3123799 |
15 | 2087dd8 |
hex | 16233cb |
23213003 has 24 divisors (see below), whose sum is σ = 28089600. Its totient is φ = 19079280.
The previous prime is 23212999. The next prime is 23213033. The reversal of 23213003 is 30031232.
It is not a de Polignac number, because 23213003 - 22 = 23212999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23213033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52658 + ... + 53096.
It is an arithmetic number, because the mean of its divisors is an integer number (1170400).
Almost surely, 223213003 is an apocalyptic number.
23213003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
23213003 is a deficient number, since it is larger than the sum of its proper divisors (4876597).
23213003 is a wasteful number, since it uses less digits than its factorization.
23213003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503 (or 492 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 14.
The square root of 23213003 is about 4817.9874429060. The cubic root of 23213003 is about 285.2619034970.
Adding to 23213003 its reverse (30031232), we get a palindrome (53244235).
The spelling of 23213003 in words is "twenty-three million, two hundred thirteen thousand, three".
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