Search a number
200020201 = 1910527379
BaseRepresentation
bin10111110110000…
…01000011101001
3111221101002010121
423323001003221
5402201121301
631503043241
74646100163
oct1373010351
9457332117
10200020201
11a29a7157
1256ba0521
1332593564
141c7c9933
15128603a1
hexbec10e9

200020201 has 4 divisors (see below), whose sum is σ = 210547600. Its totient is φ = 189492804.

The previous prime is 200020199. The next prime is 200020211. The reversal of 200020201 is 102020002.

It is a happy number.

200020201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200020201 - 21 = 200020199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200020211) 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, 5263671 + ... + 5263708.

It is an arithmetic number, because the mean of its divisors is an integer number (52636900).

Almost surely, 2200020201 is an apocalyptic number.

It is an amenable number.

200020201 is a deficient number, since it is larger than the sum of its proper divisors (10527399).

200020201 is a wasteful number, since it uses less digits than its factorization.

200020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10527398.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 200020201 is about 14142.8498189014. The cubic root of 200020201 is about 584.8232363405.

Adding to 200020201 its reverse (102020002), we get a palindrome (302040203).

It can be divided in two parts, 2000 and 20201, that added together give a square (22201 = 1492).

The spelling of 200020201 in words is "two hundred million, twenty thousand, two hundred one".

Divisors: 1 19 10527379 200020201