Search a number
-
+
200310231 = 3116070007
BaseRepresentation
bin10111111000001…
…11110111010111
3111221220210222110
423330013313113
5402234411411
631513202103
74651415562
oct1374076727
9457823873
10200310231
11a3085050
1257100333
1332665584
141c8634d9
15128bb2a6
hexbf07dd7

200310231 has 8 divisors (see below), whose sum is σ = 291360384. Its totient is φ = 121400120.

The previous prime is 200310223. The next prime is 200310233. The reversal of 200310231 is 132013002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200310231 - 23 = 200310223 is a prime.

It is a super-2 number, since 2×2003102312 = 80248377286546722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200310233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3034971 + ... + 3035036.

It is an arithmetic number, because the mean of its divisors is an integer number (36420048).

Almost surely, 2200310231 is an apocalyptic number.

200310231 is a deficient number, since it is larger than the sum of its proper divisors (91050153).

200310231 is a wasteful number, since it uses less digits than its factorization.

200310231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070021.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 200310231 is about 14153.0996958264. The cubic root of 200310231 is about 585.1057650833.

Adding to 200310231 its reverse (132013002), we get a palindrome (332323233).

The spelling of 200310231 in words is "two hundred million, three hundred ten thousand, two hundred thirty-one".

Divisors: 1 3 11 33 6070007 18210021 66770077 200310231