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13935413 = 81117183
BaseRepresentation
bin110101001010…
…001100110101
3222012222210102
4311022030311
512031413123
61214403445
7226310012
oct65121465
928188712
1013935413
117958978
124800585
132b6bc0b
141bca709
151354028
hexd4a335

13935413 has 4 divisors (see below), whose sum is σ = 13953408. Its totient is φ = 13917420.

The previous prime is 13935407. The next prime is 13935419. The reversal of 13935413 is 31453931.

13935413 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13935407) and next prime (13935419).

It is a cyclic number.

It is not a de Polignac number, because 13935413 - 26 = 13935349 is a prime.

It is a super-3 number, since 3×139354133 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13935419) 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, 7781 + ... + 9402.

It is an arithmetic number, because the mean of its divisors is an integer number (3488352).

Almost surely, 213935413 is an apocalyptic number.

It is an amenable number.

13935413 is a deficient number, since it is larger than the sum of its proper divisors (17995).

13935413 is an equidigital number, since it uses as much as digits as its factorization.

13935413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17994.

The product of its digits is 4860, while the sum is 29.

The square root of 13935413 is about 3733.0166085888. The cubic root of 13935413 is about 240.6430267711.

The spelling of 13935413 in words is "thirteen million, nine hundred thirty-five thousand, four hundred thirteen".

Divisors: 1 811 17183 13935413