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16025201 = 19138377
BaseRepresentation
bin111101001000…
…011001110001
31010011011102222
4331020121301
513100301301
61331250425
7253132463
oct75103161
933134388
1016025201
119055a75
125449a15
13342118a
1421b2133
15161831b
hexf48671

16025201 has 4 divisors (see below), whose sum is σ = 16035492. Its totient is φ = 16014912.

The previous prime is 16025173. The next prime is 16025209. The reversal of 16025201 is 10252061.

16025201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 8179600 + 7845601 = 2860^2 + 2801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16025201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16025201.

It is not an unprimeable number, because it can be changed into a prime (16025209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2276 + ... + 6101.

It is an arithmetic number, because the mean of its divisors is an integer number (4008873).

Almost surely, 216025201 is an apocalyptic number.

It is an amenable number.

16025201 is a deficient number, since it is larger than the sum of its proper divisors (10291).

16025201 is an equidigital number, since it uses as much as digits as its factorization.

16025201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10290.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 16025201 is about 4003.1488855650. The cubic root of 16025201 is about 252.1164375409.

Adding to 16025201 its reverse (10252061), we get a palindrome (26277262).

The spelling of 16025201 in words is "sixteen million, twenty-five thousand, two hundred one".

Divisors: 1 1913 8377 16025201