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13025201 = 71860743
BaseRepresentation
bin110001101011…
…111110110001
3220111202012212
4301223332301
511313301301
61143101505
7215466230
oct61537661
926452185
1013025201
117397032
124441895
132910827
141a30b17
1512244bb
hexc6bfb1

13025201 has 4 divisors (see below), whose sum is σ = 14885952. Its totient is φ = 11164452.

The previous prime is 13025183. The next prime is 13025209. The reversal of 13025201 is 10252031.

It is a happy number.

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 13025201 - 26 = 13025137 is a prime.

It is a super-2 number, since 2×130252012 = 339311722180802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13025209) 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, 930365 + ... + 930378.

It is an arithmetic number, because the mean of its divisors is an integer number (3721488).

Almost surely, 213025201 is an apocalyptic number.

It is an amenable number.

13025201 is a deficient number, since it is larger than the sum of its proper divisors (1860751).

13025201 is an equidigital number, since it uses as much as digits as its factorization.

13025201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860750.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 13025201 is about 3609.0443333381. The cubic root of 13025201 is about 235.2853091225.

Adding to 13025201 its reverse (10252031), we get a palindrome (23277232).

The spelling of 13025201 in words is "thirteen million, twenty-five thousand, two hundred one".

Divisors: 1 7 1860743 13025201