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201347 = 2953131
BaseRepresentation
bin110001001010000011
3101020012022
4301022003
522420342
64152055
71466006
oct611203
9336168
10201347
11128303
129862b
1370853
145353d
153e9d2
hex31283

201347 has 8 divisors (see below), whose sum is σ = 213840. Its totient is φ = 189280.

The previous prime is 201337. The next prime is 201359. The reversal of 201347 is 743102.

It is a happy number.

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 201347 - 210 = 200323 is a prime.

It is a super-2 number, since 2×2013472 = 81081228818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472 + ... + 1602.

It is an arithmetic number, because the mean of its divisors is an integer number (26730).

2201347 is an apocalyptic number.

201347 is a deficient number, since it is larger than the sum of its proper divisors (12493).

201347 is a wasteful number, since it uses less digits than its factorization.

201347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 201347 is about 448.7170600724. The cubic root of 201347 is about 58.6113495162.

Adding to 201347 its reverse (743102), we get a palindrome (944449).

The spelling of 201347 in words is "two hundred one thousand, three hundred forty-seven", and thus it is an iban number.

Divisors: 1 29 53 131 1537 3799 6943 201347