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38035313 = 102137253
BaseRepresentation
bin1001000100010…
…1111101110001
32122120101122022
42101011331301
534214112223
63435121225
7641203061
oct221057561
978511568
1038035313
111a519548
12108a3215
137b59504
1450a13a1
153514ac8
hex2445f71

38035313 has 4 divisors (see below), whose sum is σ = 38073588. Its totient is φ = 37997040.

The previous prime is 38035301. The next prime is 38035337. The reversal of 38035313 is 31353083.

38035313 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: 31353083 = 171844299.

It can be written as a sum of positive squares in 2 ways, for example, as 33269824 + 4765489 = 5768^2 + 2183^2 .

It is a cyclic number.

It is not a de Polignac number, because 38035313 - 28 = 38035057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38035013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17606 + ... + 19647.

It is an arithmetic number, because the mean of its divisors is an integer number (9518397).

Almost surely, 238035313 is an apocalyptic number.

It is an amenable number.

38035313 is a deficient number, since it is larger than the sum of its proper divisors (38275).

38035313 is a wasteful number, since it uses less digits than its factorization.

38035313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38274.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 38035313 is about 6167.2776003679. The cubic root of 38035313 is about 336.3016500492.

Adding to 38035313 its reverse (31353083), we get a palindrome (69388396).

The spelling of 38035313 in words is "thirty-eight million, thirty-five thousand, three hundred thirteen".

Divisors: 1 1021 37253 38035313