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201009199 is a prime number
BaseRepresentation
bin10111111101100…
…10100000101111
3112000020022210011
423332302200233
5402424243244
631540154051
74660356436
oct1376624057
9460208704
10201009199
11a3512206
1257398927
133284b771
141c9a611d
15129a8434
hexbfb282f

201009199 has 2 divisors, whose sum is σ = 201009200. Its totient is φ = 201009198.

The previous prime is 201009191. The next prime is 201009217. The reversal of 201009199 is 991900102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201009199 - 23 = 201009191 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201009199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201009191) by changing a digit.

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 as a sum of consecutive naturals, namely, 100504599 + 100504600.

It is an arithmetic number, because the mean of its divisors is an integer number (100504600).

Almost surely, 2201009199 is an apocalyptic number.

201009199 is a deficient number, since it is larger than the sum of its proper divisors (1).

201009199 is an equidigital number, since it uses as much as digits as its factorization.

201009199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 31.

The square root of 201009199 is about 14177.7712987620. The cubic root of 201009199 is about 585.7855363791.

The spelling of 201009199 in words is "two hundred one million, nine thousand, one hundred ninety-nine".