Search a number
-
+
13026475 = 5271167101
BaseRepresentation
bin110001101100…
…010010101011
3220111210222001
4301230102223
511313321400
61143111431
7215503030
oct61542253
926453861
1013026475
117397a90
124442577
132911297
141a31387
151224a6a
hexc6c4ab

13026475 has 48 divisors (see below), whose sum is σ = 20641536. Its totient is φ = 7920000.

The previous prime is 13026469. The next prime is 13026491. The reversal of 13026475 is 57462031.

13026475 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 13026475 - 27 = 13026347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128925 + ... + 129025.

It is an arithmetic number, because the mean of its divisors is an integer number (430032).

Almost surely, 213026475 is an apocalyptic number.

13026475 is a deficient number, since it is larger than the sum of its proper divisors (7615061).

13026475 is a wasteful number, since it uses less digits than its factorization.

13026475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 13026475 is about 3609.2208300407. The cubic root of 13026475 is about 235.2929799884.

Subtracting 13026475 from its reverse (57462031), we obtain a square (44435556 = 66662).

It can be divided in two parts, 1302 and 6475, that added together give a palindrome (7777).

The spelling of 13026475 in words is "thirteen million, twenty-six thousand, four hundred seventy-five".

Divisors: 1 5 7 11 25 35 55 67 77 101 175 275 335 385 469 505 707 737 1111 1675 1925 2345 2525 3535 3685 5159 5555 6767 7777 11725 17675 18425 25795 27775 33835 38885 47369 74437 128975 169175 194425 236845 372185 521059 1184225 1860925 2605295 13026475