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324215013 = 3108071671
BaseRepresentation
bin10011010100110…
…010000011100101
3211121001211101110
4103110302003211
51130444340023
652101015233
711014532163
oct2324620345
9747054343
10324215013
111570135a1
12906b4519
1352228905
14310b8233
151d6e3a93
hex135320e5

324215013 has 4 divisors (see below), whose sum is σ = 432286688. Its totient is φ = 216143340.

The previous prime is 324214999. The next prime is 324215027. The reversal of 324215013 is 310512423.

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 an interprime number because it is at equal distance from previous prime (324214999) and next prime (324215027).

It is not a de Polignac number, because 324215013 - 24 = 324214997 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 (324215063) 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, 54035833 + ... + 54035838.

It is an arithmetic number, because the mean of its divisors is an integer number (108071672).

Almost surely, 2324215013 is an apocalyptic number.

It is an amenable number.

324215013 is a deficient number, since it is larger than the sum of its proper divisors (108071675).

324215013 is a wasteful number, since it uses less digits than its factorization.

324215013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108071674.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 324215013 is about 18005.9715927800. The cubic root of 324215013 is about 686.9804430741.

Adding to 324215013 its reverse (310512423), we get a palindrome (634727436).

The spelling of 324215013 in words is "three hundred twenty-four million, two hundred fifteen thousand, thirteen".

Divisors: 1 3 108071671 324215013