Search a number
-
+
13435357 = 131033489
BaseRepresentation
bin110011010000…
…000111011101
3221021120211211
4303100013131
511414412412
61155544421
7222125065
oct63200735
927246754
1013435357
117647201
1245bb111
132a25420
141ada3a5
1512a5ca7
hexcd01dd

13435357 has 4 divisors (see below), whose sum is σ = 14468860. Its totient is φ = 12401856.

The previous prime is 13435349. The next prime is 13435363. The reversal of 13435357 is 75353431.

13435357 is digitally balanced in base 2, because in such base 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: 75353431 = 493715263.

It can be written as a sum of positive squares in 2 ways, for example, as 6937956 + 6497401 = 2634^2 + 2549^2 .

It is a cyclic number.

It is not a de Polignac number, because 13435357 - 23 = 13435349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13435327) 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, 516732 + ... + 516757.

It is an arithmetic number, because the mean of its divisors is an integer number (3617215).

Almost surely, 213435357 is an apocalyptic number.

It is an amenable number.

13435357 is a deficient number, since it is larger than the sum of its proper divisors (1033503).

13435357 is a wasteful number, since it uses less digits than its factorization.

13435357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033502.

The product of its digits is 18900, while the sum is 31.

The square root of 13435357 is about 3665.4272602249. The cubic root of 13435357 is about 237.7294963564.

Adding to 13435357 its reverse (75353431), we get a palindrome (88788788).

It can be divided in two parts, 13 and 435357, that multiplied together give a square (5659641 = 23792).

The spelling of 13435357 in words is "thirteen million, four hundred thirty-five thousand, three hundred fifty-seven".

Divisors: 1 13 1033489 13435357