Base | Representation |
---|---|
bin | 11001011001001… |
… | …11100101111111 |
3 | 112211211200202120 |
4 | 30230213211333 |
5 | 414013214403 |
6 | 33045454023 |
7 | 5164444416 |
oct | 1454474577 |
9 | 484750676 |
10 | 213023103 |
11 | aa278457 |
12 | 5b411313 |
13 | 35196b97 |
14 | 2041247d |
15 | 13a7ce53 |
hex | cb2797f |
213023103 has 8 divisors (see below), whose sum is σ = 293193216. Its totient is φ = 137434200.
The previous prime is 213023101. The next prime is 213023113. The reversal of 213023103 is 301320312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 213023103 - 21 = 213023101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213023101) 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, 1145193 + ... + 1145378.
It is an arithmetic number, because the mean of its divisors is an integer number (36649152).
Almost surely, 2213023103 is an apocalyptic number.
213023103 is a deficient number, since it is larger than the sum of its proper divisors (80170113).
213023103 is a wasteful number, since it uses less digits than its factorization.
213023103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2290605.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 213023103 is about 14595.3109936034. The cubic root of 213023103 is about 597.2308532608.
Adding to 213023103 its reverse (301320312), we get a palindrome (514343415).
The spelling of 213023103 in words is "two hundred thirteen million, twenty-three thousand, one hundred three".
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