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201205411 = 1135351817
BaseRepresentation
bin10111111111000…
…10011010100011
3112000121021221021
423333202122203
5403002033121
631544310311
74662134461
oct1377423243
9460537837
10201205411
11a3636670
1257472397
13328b9b74
141ca17831
15129e6641
hexbfe26a3

201205411 has 8 divisors (see below), whose sum is σ = 220122864. Its totient is φ = 182392320.

The previous prime is 201205373. The next prime is 201205457. The reversal of 201205411 is 114502102.

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

It is not a de Polignac number, because 201205411 - 219 = 200681123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201205481) 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 in 7 ways as a sum of consecutive naturals, for example, 22026 + ... + 29791.

It is an arithmetic number, because the mean of its divisors is an integer number (27515358).

Almost surely, 2201205411 is an apocalyptic number.

201205411 is a deficient number, since it is larger than the sum of its proper divisors (18917453).

201205411 is a wasteful number, since it uses less digits than its factorization.

201205411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52181.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 201205411 is about 14184.6893163016. The cubic root of 201205411 is about 585.9760762053.

Adding to 201205411 its reverse (114502102), we get a palindrome (315707513).

The spelling of 201205411 in words is "two hundred one million, two hundred five thousand, four hundred eleven".

Divisors: 1 11 353 3883 51817 569987 18291401 201205411