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323214013 = 17113168253
BaseRepresentation
bin10011010000111…
…101101010111101
3211112011222021101
4103100331222331
51130220322023
652023333101
711003162623
oct2320755275
9745158241
10323214013
1115649a521
12902b1191
1351c680c5
1430cd7513
151d5971ad
hex1343dabd

323214013 has 8 divisors (see below), whose sum is σ = 345257208. Its totient is φ = 301507584.

The previous prime is 323213987. The next prime is 323214037. The reversal of 323214013 is 310412323.

It can be written as a sum of positive squares in 4 ways, for example, as 2732409 + 320481604 = 1653^2 + 17902^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-323214013 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 (323214313) 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 7 ways as a sum of consecutive naturals, for example, 82206 + ... + 86047.

It is an arithmetic number, because the mean of its divisors is an integer number (43157151).

Almost surely, 2323214013 is an apocalyptic number.

It is an amenable number.

323214013 is a deficient number, since it is larger than the sum of its proper divisors (22043195).

323214013 is a wasteful number, since it uses less digits than its factorization.

323214013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168383.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 323214013 is about 17978.1537706184. The cubic root of 323214013 is about 686.2727066164.

Adding to 323214013 its reverse (310412323), we get a palindrome (633626336).

It can be divided in two parts, 3232140 and 13, that added together give a triangular number (3232153 = T2542).

The spelling of 323214013 in words is "three hundred twenty-three million, two hundred fourteen thousand, thirteen".

Divisors: 1 17 113 1921 168253 2860301 19012589 323214013