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202300255 = 5172380003
BaseRepresentation
bin11000000111011…
…01101101011111
3112002122220210001
430003231231133
5403242102010
632023555131
75004344443
oct1403555537
9462586701
10202300255
11a42141a3
12578bbaa7
1332bb12c1
141cc20823
1512b60c3a
hexc0edb5f

202300255 has 8 divisors (see below), whose sum is σ = 257040432. Its totient is φ = 152320128.

The previous prime is 202300247. The next prime is 202300283. The reversal of 202300255 is 552003202.

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 202300255 - 23 = 202300247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1189917 + ... + 1190086.

It is an arithmetic number, because the mean of its divisors is an integer number (32130054).

Almost surely, 2202300255 is an apocalyptic number.

202300255 is a deficient number, since it is larger than the sum of its proper divisors (54740177).

202300255 is a wasteful number, since it uses less digits than its factorization.

202300255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380025.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 202300255 is about 14223.2294152910. The cubic root of 202300255 is about 587.0370023506.

Adding to 202300255 its reverse (552003202), we get a palindrome (754303457).

The spelling of 202300255 in words is "two hundred two million, three hundred thousand, two hundred fifty-five".

Divisors: 1 5 17 85 2380003 11900015 40460051 202300255