Base | Representation |
---|---|
bin | 10111110111100… |
… | …10100100110111 |
3 | 111221202101100211 |
4 | 23323302210313 |
5 | 402224114111 |
6 | 31511250251 |
7 | 4650603421 |
oct | 1373624467 |
9 | 457671324 |
10 | 200223031 |
11 | a3025588 |
12 | 57079987 |
13 | 32634988 |
14 | 1c83d811 |
15 | 128a0521 |
hex | bef2937 |
200223031 has 4 divisors (see below), whose sum is σ = 200478232. Its totient is φ = 199967832.
The previous prime is 200223011. The next prime is 200223061. The reversal of 200223031 is 130322002.
It is a happy number.
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 200223031 - 217 = 200091959 is a prime.
It is a super-2 number, since 2×2002230312 = 80178524285653922, which 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 (200223011) 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, 126420 + ... + 127993.
It is an arithmetic number, because the mean of its divisors is an integer number (50119558).
Almost surely, 2200223031 is an apocalyptic number.
200223031 is a deficient number, since it is larger than the sum of its proper divisors (255201).
200223031 is an equidigital number, since it uses as much as digits as its factorization.
200223031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255200.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 200223031 is about 14150.0187632384. The cubic root of 200223031 is about 585.0208490877.
Adding to 200223031 its reverse (130322002), we get a palindrome (330545033).
The spelling of 200223031 in words is "two hundred million, two hundred twenty-three thousand, thirty-one".
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