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200620201 = 1049191249
BaseRepresentation
bin10111111010100…
…11100010101001
3111222111120011211
423331103202221
5402324321301
631523553121
74654146355
oct1375234251
9458446154
10200620201
11a3276a21
125722b7a1
13327436a2
141c904465
151292d051
hexbf538a9

200620201 has 4 divisors (see below), whose sum is σ = 200812500. Its totient is φ = 200427904.

The previous prime is 200620193. The next prime is 200620267. The reversal of 200620201 is 102026002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 149426176 + 51194025 = 12224^2 + 7155^2 .

It is a cyclic number.

It is not a de Polignac number, because 200620201 - 23 = 200620193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200620291) 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, 94576 + ... + 96673.

It is an arithmetic number, because the mean of its divisors is an integer number (50203125).

Almost surely, 2200620201 is an apocalyptic number.

It is an amenable number.

200620201 is a deficient number, since it is larger than the sum of its proper divisors (192299).

200620201 is a wasteful number, since it uses less digits than its factorization.

200620201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192298.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 200620201 is about 14164.0460674201. The cubic root of 200620201 is about 585.4074167801.

Adding to 200620201 its reverse (102026002), we get a palindrome (302646203).

The spelling of 200620201 in words is "two hundred million, six hundred twenty thousand, two hundred one".

Divisors: 1 1049 191249 200620201