Search a number
-
+
69330293 = 71976483
BaseRepresentation
bin1000010000111…
…10010101110101
311211110100021122
410020132111311
5120222032133
610513553325
71501204064
oct410362565
9154410248
1069330293
113615396a
121b275845
1311495a56
1492ca1db
156147498
hex421e575

69330293 has 4 divisors (see below), whose sum is σ = 70306848. Its totient is φ = 68353740.

The previous prime is 69330241. The next prime is 69330323. The reversal of 69330293 is 39203396.

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 a cyclic number.

It is not a de Polignac number, because 69330293 - 210 = 69329269 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 (69330203) 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, 488171 + ... + 488312.

It is an arithmetic number, because the mean of its divisors is an integer number (17576712).

Almost surely, 269330293 is an apocalyptic number.

It is an amenable number.

69330293 is a deficient number, since it is larger than the sum of its proper divisors (976555).

69330293 is an equidigital number, since it uses as much as digits as its factorization.

69330293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976554.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 69330293 is about 8326.4814297517. The cubic root of 69330293 is about 410.8100048698.

The spelling of 69330293 in words is "sixty-nine million, three hundred thirty thousand, two hundred ninety-three".

Divisors: 1 71 976483 69330293