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201225353 = 7106926891
BaseRepresentation
bin10111111111001…
…11010010001001
3112000122022021212
423333213102021
5403003202403
631544542505
74662246560
oct1377472211
9460568255
10201225353
11a364a64a
1257481a35
13328c5c74
141ca20bd7
15129ec4d8
hexbfe7489

201225353 has 8 divisors (see below), whose sum is σ = 230195520. Its totient is φ = 172311120.

The previous prime is 201225347. The next prime is 201225383. The reversal of 201225353 is 353522102.

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 201225353 - 28 = 201225097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201225383) 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, 5963 + ... + 20928.

It is an arithmetic number, because the mean of its divisors is an integer number (28774440).

Almost surely, 2201225353 is an apocalyptic number.

It is an amenable number.

201225353 is a deficient number, since it is larger than the sum of its proper divisors (28970167).

201225353 is a wasteful number, since it uses less digits than its factorization.

201225353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27967.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 201225353 is about 14185.3922399065. The cubic root of 201225353 is about 585.9954347783.

Adding to 201225353 its reverse (353522102), we get a palindrome (554747455).

The spelling of 201225353 in words is "two hundred one million, two hundred twenty-five thousand, three hundred fifty-three".

Divisors: 1 7 1069 7483 26891 188237 28746479 201225353