Search a number
-
+
13027025 = 5211127373
BaseRepresentation
bin110001101100…
…011011010001
3220111211201102
4301230123101
511313331100
61143114145
7215504444
oct61543321
926454642
1013027025
117398440
124442955
1329115cb
141a3165b
151224cd5
hexc6c6d1

13027025 has 24 divisors (see below), whose sum is σ = 17808384. Its totient is φ = 9374400.

The previous prime is 13027013. The next prime is 13027031. The reversal of 13027025 is 52072031.

13027025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13027025 - 222 = 8832721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13026988 and 13027006.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34739 + ... + 35111.

It is an arithmetic number, because the mean of its divisors is an integer number (742016).

Almost surely, 213027025 is an apocalyptic number.

It is an amenable number.

13027025 is a deficient number, since it is larger than the sum of its proper divisors (4781359).

13027025 is a wasteful number, since it uses less digits than its factorization.

13027025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 13027025 is about 3609.2970229672. The cubic root of 13027025 is about 235.2962914321.

Adding to 13027025 its reverse (52072031), we get a palindrome (65099056).

The spelling of 13027025 in words is "thirteen million, twenty-seven thousand, twenty-five".

Divisors: 1 5 11 25 55 127 275 373 635 1397 1865 3175 4103 6985 9325 20515 34925 47371 102575 236855 521081 1184275 2605405 13027025