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13345201 = 19702379
BaseRepresentation
bin110010111010…
…000110110001
3221010000011201
4302322012301
511404021301
61154011201
7221301202
oct62720661
927100151
1013345201
1175954a1
124576b01
1329c338c
141ab55a9
151289201
hexcba1b1

13345201 has 4 divisors (see below), whose sum is σ = 14047600. Its totient is φ = 12642804.

The previous prime is 13345193. The next prime is 13345207. The reversal of 13345201 is 10254331.

13345201 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 Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13345201 - 23 = 13345193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 702379 = 13345201 / (1 + 3 + 3 + 4 + 5 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13345207) 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, 351171 + ... + 351208.

It is an arithmetic number, because the mean of its divisors is an integer number (3511900).

Almost surely, 213345201 is an apocalyptic number.

It is an amenable number.

13345201 is a deficient number, since it is larger than the sum of its proper divisors (702399).

13345201 is an equidigital number, since it uses as much as digits as its factorization.

13345201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702398.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13345201 is about 3653.1084024430. The cubic root of 13345201 is about 237.1965528099.

Adding to 13345201 its reverse (10254331), we get a palindrome (23599532).

The spelling of 13345201 in words is "thirteen million, three hundred forty-five thousand, two hundred one".

Divisors: 1 19 702379 13345201