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12616201 = 131516427
BaseRepresentation
bin110000001000…
…001000001001
3212201222011201
4300020020021
511212204301
61130224201
7212143633
oct60101011
925658151
1012616201
117137814
124285061
1327c9610
141965a53
151193201
hexc08209

12616201 has 8 divisors (see below), whose sum is σ = 13678784. Its totient is φ = 11566800.

The previous prime is 12616199. The next prime is 12616207. The reversal of 12616201 is 10261621.

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 12616201 - 21 = 12616199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12616207) 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, 1251 + ... + 5176.

It is an arithmetic number, because the mean of its divisors is an integer number (1709848).

Almost surely, 212616201 is an apocalyptic number.

It is an amenable number.

12616201 is a deficient number, since it is larger than the sum of its proper divisors (1062583).

12616201 is a wasteful number, since it uses less digits than its factorization.

12616201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6591.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 12616201 is about 3551.9291941141. The cubic root of 12616201 is about 232.7963677334.

Adding to 12616201 its reverse (10261621), we get a palindrome (22877822).

It can be divided in two parts, 1261620 and 1, that added together give a palindrome (1261621).

The spelling of 12616201 in words is "twelve million, six hundred sixteen thousand, two hundred one".

Divisors: 1 13 151 1963 6427 83551 970477 12616201