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13272413 = 711971777
BaseRepresentation
bin110010101000…
…010101011101
3220222022022212
4302220111131
511344204123
61152250205
7220546040
oct62502535
926868285
1013272413
117545840
124540965
1329991cb
141a96c57
151272878
hexca855d

13272413 has 16 divisors (see below), whose sum is σ = 16727424. Its totient is φ = 10229760.

The previous prime is 13272407. The next prime is 13272439. The reversal of 13272413 is 31427231.

13272413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13272413 - 28 = 13272157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13272443) 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, 6581 + ... + 8357.

It is an arithmetic number, because the mean of its divisors is an integer number (1045464).

Almost surely, 213272413 is an apocalyptic number.

It is an amenable number.

13272413 is a deficient number, since it is larger than the sum of its proper divisors (3455011).

13272413 is a wasteful number, since it uses less digits than its factorization.

13272413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892.

The product of its digits is 1008, while the sum is 23.

The square root of 13272413 is about 3643.1323061344. The cubic root of 13272413 is about 236.7645236622.

Adding to 13272413 its reverse (31427231), we get a palindrome (44699644).

The spelling of 13272413 in words is "thirteen million, two hundred seventy-two thousand, four hundred thirteen".

Divisors: 1 7 11 77 97 679 1067 1777 7469 12439 19547 136829 172369 1206583 1896059 13272413