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13262201 = 33913911
BaseRepresentation
bin110010100101…
…110101111001
3220221210022122
4302211311321
511343342301
61152131025
7220504211
oct62456571
926853278
1013262201
1175390a7
124536a75
132994674
141a93241
15126e81b
hexca5d79

13262201 has 4 divisors (see below), whose sum is σ = 13269504. Its totient is φ = 13254900.

The previous prime is 13262173. The next prime is 13262239. The reversal of 13262201 is 10226231.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10226231 = 17601543.

It is a cyclic number.

It is not a de Polignac number, because 13262201 - 222 = 9067897 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 13262201.

It is not an unprimeable number, because it can be changed into a prime (13262281) 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, 1436 + ... + 5346.

It is an arithmetic number, because the mean of its divisors is an integer number (3317376).

Almost surely, 213262201 is an apocalyptic number.

It is an amenable number.

13262201 is a deficient number, since it is larger than the sum of its proper divisors (7303).

13262201 is an equidigital number, since it uses as much as digits as its factorization.

13262201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7302.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13262201 is about 3641.7304952454. The cubic root of 13262201 is about 236.7037846519.

Adding to 13262201 its reverse (10226231), we get a palindrome (23488432).

It can be divided in two parts, 13262 and 201, that multiplied together give a palindrome (2665662).

The spelling of 13262201 in words is "thirteen million, two hundred sixty-two thousand, two hundred one".

Divisors: 1 3391 3911 13262201