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12550201 = 61283727
BaseRepresentation
bin101111111000…
…000000111001
3212121121122021
4233320000321
511203101301
61124554441
7211450336
oct57700071
925547567
1012550201
1170a2174
124252a21
1327a5571
14194998d
15117d8a1
hexbf8039

12550201 has 8 divisors (see below), whose sum is σ = 12818624. Its totient is φ = 12283920.

The previous prime is 12550183. The next prime is 12550229. The reversal of 12550201 is 10205521.

12550201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12550201 - 25 = 12550169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12550261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16900 + ... + 17626.

It is an arithmetic number, because the mean of its divisors is an integer number (1602328).

Almost surely, 212550201 is an apocalyptic number.

It is an amenable number.

12550201 is a deficient number, since it is larger than the sum of its proper divisors (268423).

12550201 is an equidigital number, since it uses as much as digits as its factorization.

12550201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 12550201 is about 3542.6262856813. The cubic root of 12550201 is about 232.3897098980.

Adding to 12550201 its reverse (10205521), we get a palindrome (22755722).

The spelling of 12550201 in words is "twelve million, five hundred fifty thousand, two hundred one".

Divisors: 1 61 283 727 17263 44347 205741 12550201