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13272623 = 713157929
BaseRepresentation
bin110010101000…
…011000101111
3220222022121122
4302220120233
511344210443
61152251155
7220546460
oct62503057
926868548
1013272623
117545a11
124540abb
132999330
141a96d67
151272968
hexca862f

13272623 has 16 divisors (see below), whose sum is σ = 16457280. Its totient is φ = 10423296.

The previous prime is 13272617. The next prime is 13272673. The reversal of 13272623 is 32627231.

13272623 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 13272623 - 26 = 13272559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13272592 and 13272601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13272673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13823 + ... + 14751.

It is an arithmetic number, because the mean of its divisors is an integer number (1028580).

Almost surely, 213272623 is an apocalyptic number.

13272623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13272623 is a deficient number, since it is larger than the sum of its proper divisors (3184657).

13272623 is a wasteful number, since it uses less digits than its factorization.

13272623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106.

The product of its digits is 3024, while the sum is 26.

The square root of 13272623 is about 3643.1611273728. The cubic root of 13272623 is about 236.7657723748.

Adding to 13272623 its reverse (32627231), we get a palindrome (45899854).

The spelling of 13272623 in words is "thirteen million, two hundred seventy-two thousand, six hundred twenty-three".

Divisors: 1 7 13 91 157 929 1099 2041 6503 12077 14287 84539 145853 1020971 1896089 13272623