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13472465 = 52694493
BaseRepresentation
bin110011011001…
…001011010001
3221100110202012
4303121023101
511422104330
61200432305
7222341216
oct63311321
927313665
1013472465
117672076
124618695
132a39296
141b09b0d
1512b1c95
hexcd92d1

13472465 has 4 divisors (see below), whose sum is σ = 16166964. Its totient is φ = 10777968.

The previous prime is 13472453. The next prime is 13472467. The reversal of 13472465 is 56427431.

13472465 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56427431 = 276720393.

It can be written as a sum of positive squares in 2 ways, for example, as 10042561 + 3429904 = 3169^2 + 1852^2 .

It is a cyclic number.

It is not a de Polignac number, because 13472465 - 26 = 13472401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13472467) 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, 1347242 + ... + 1347251.

It is an arithmetic number, because the mean of its divisors is an integer number (4041741).

Almost surely, 213472465 is an apocalyptic number.

It is an amenable number.

13472465 is a deficient number, since it is larger than the sum of its proper divisors (2694499).

13472465 is an equidigital number, since it uses as much as digits as its factorization.

13472465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694498.

The product of its digits is 20160, while the sum is 32.

The square root of 13472465 is about 3670.4856626882. The cubic root of 13472465 is about 237.9481620972.

Adding to 13472465 its reverse (56427431), we get a palindrome (69899896).

The spelling of 13472465 in words is "thirteen million, four hundred seventy-two thousand, four hundred sixty-five".

Divisors: 1 5 2694493 13472465