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13027133 = 71861019
BaseRepresentation
bin110001101100…
…011100111101
3220111211212102
4301230130331
511313332013
61143114445
7215504660
oct61543475
926454772
1013027133
117398529
124442a25
132911682
141a316d7
151224d58
hexc6c73d

13027133 has 4 divisors (see below), whose sum is σ = 14888160. Its totient is φ = 11166108.

The previous prime is 13027127. The next prime is 13027181. The reversal of 13027133 is 33172031.

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 13027133 - 214 = 13010749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13027433) 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, 930503 + ... + 930516.

It is an arithmetic number, because the mean of its divisors is an integer number (3722040).

Almost surely, 213027133 is an apocalyptic number.

It is an amenable number.

13027133 is a deficient number, since it is larger than the sum of its proper divisors (1861027).

13027133 is an equidigital number, since it uses as much as digits as its factorization.

13027133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861026.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 13027133 is about 3609.3119842984. The cubic root of 13027133 is about 235.2969416683.

Adding to 13027133 its reverse (33172031), we get a palindrome (46199164).

It can be divided in two parts, 13027 and 133, that multiplied together give a triangular number (1732591 = T1861).

The spelling of 13027133 in words is "thirteen million, twenty-seven thousand, one hundred thirty-three".

Divisors: 1 7 1861019 13027133