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13418353 = 136116921
BaseRepresentation
bin110011001011…
…111101110001
3221020201112001
4303023331301
511413341403
61155334001
7222024364
oct63137561
927221461
1013418353
117635453
1245b1301
132a1a770
141ad40db
1512a0c1d
hexccbf71

13418353 has 8 divisors (see below), whose sum is σ = 14688296. Its totient is φ = 12182400.

The previous prime is 13418347. The next prime is 13418369. The reversal of 13418353 is 35381431.

13418353 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 784 + 13417569 = 28^2 + 3663^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13418353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13418303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7668 + ... + 9253.

It is an arithmetic number, because the mean of its divisors is an integer number (1836037).

Almost surely, 213418353 is an apocalyptic number.

13418353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13418353 is a deficient number, since it is larger than the sum of its proper divisors (1269943).

13418353 is a wasteful number, since it uses less digits than its factorization.

13418353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16995.

The product of its digits is 4320, while the sum is 28.

The square root of 13418353 is about 3663.1070145438. The cubic root of 13418353 is about 237.6291626148.

Adding to 13418353 its reverse (35381431), we get a palindrome (48799784).

The spelling of 13418353 in words is "thirteen million, four hundred eighteen thousand, three hundred fifty-three".

Divisors: 1 13 61 793 16921 219973 1032181 13418353