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10349309 = 16936113
BaseRepresentation
bin100111011110…
…101011111101
3201110210120202
4213132223331
510122134214
61005453245
7153652625
oct47365375
921423522
1010349309
115929653
123571225
1321b4869
141535885
15d966de
hex9deafd

10349309 has 4 divisors (see below), whose sum is σ = 10357116. Its totient is φ = 10341504.

The previous prime is 10349303. The next prime is 10349323. The reversal of 10349309 is 90394301.

10349309 is digitally balanced in base 3, 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 brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4826809 + 5522500 = 2197^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 10349309 - 24 = 10349293 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 (10349303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364 + ... + 4749.

It is an arithmetic number, because the mean of its divisors is an integer number (2589279).

Almost surely, 210349309 is an apocalyptic number.

It is an amenable number.

10349309 is a deficient number, since it is larger than the sum of its proper divisors (7807).

10349309 is an equidigital number, since it uses as much as digits as its factorization.

10349309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7806.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 10349309 is about 3217.0341931661. The cubic root of 10349309 is about 217.9233591376.

The spelling of 10349309 in words is "ten million, three hundred forty-nine thousand, three hundred nine".

Divisors: 1 1693 6113 10349309