Base | Representation |
---|---|
bin | 1100111110101111011… |
… | …0110000001111011111 |
3 | 210022121021110120110002 |
4 | 3033223312300033133 |
5 | 12123201041044411 |
6 | 250240035004515 |
7 | 22053104353166 |
oct | 3175366601737 |
9 | 708537416402 |
10 | 223000331231 |
11 | 86634967507 |
12 | 3727643973b |
13 | 1804b496022 |
14 | ab16a583dd |
15 | 5c027ec33b |
hex | 33ebdb03df |
223000331231 has 4 divisors (see below), whose sum is σ = 236117997792. Its totient is φ = 209882664672.
The previous prime is 223000331083. The next prime is 223000331243. The reversal of 223000331231 is 132133000322.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 223000331231 - 230 = 221926589407 is a prime.
It is a super-2 number, since 2×2230003312312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223000331261) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6558833255 + ... + 6558833288.
It is an arithmetic number, because the mean of its divisors is an integer number (59029499448).
Almost surely, 2223000331231 is an apocalyptic number.
223000331231 is a deficient number, since it is larger than the sum of its proper divisors (13117666561).
223000331231 is a wasteful number, since it uses less digits than its factorization.
223000331231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13117666560.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 223000331231 its reverse (132133000322), we get a palindrome (355133331553).
The spelling of 223000331231 in words is "two hundred twenty-three billion, three hundred thirty-one thousand, two hundred thirty-one".
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