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103308343 = 211489613
BaseRepresentation
bin1100010100001…
…01110000110111
321012101121101221
412022011300313
5202421331333
614130131211
72363051335
oct612056067
9235347357
10103308343
11533510a6
122a720b07
13185315c8
14da12b55
159109d2d
hex6285c37

103308343 has 4 divisors (see below), whose sum is σ = 103798168. Its totient is φ = 102818520.

The previous prime is 103308323. The next prime is 103308349. The reversal of 103308343 is 343803301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343803301 = 3171084553.

It is a cyclic number.

It is not a de Polignac number, because 103308343 - 213 = 103300151 is a prime.

It is a super-2 number, since 2×1033083432 = 21345227466811298, which contains 22 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 (103308349) 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, 244596 + ... + 245017.

It is an arithmetic number, because the mean of its divisors is an integer number (25949542).

Almost surely, 2103308343 is an apocalyptic number.

103308343 is a deficient number, since it is larger than the sum of its proper divisors (489825).

103308343 is an equidigital number, since it uses as much as digits as its factorization.

103308343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489824.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 103308343 is about 10164.0711823560. The cubic root of 103308343 is about 469.2221069184. Note that the first 3 decimals are identical.

The spelling of 103308343 in words is "one hundred three million, three hundred eight thousand, three hundred forty-three".

Divisors: 1 211 489613 103308343