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323444013 = 3118191291
BaseRepresentation
bin10011010001110…
…101110100101101
3211112121122202220
4103101311310231
51130300202023
652032305553
711005141314
oct2321656455
9745548686
10323444013
11156637302
12903a22b9
13520189b9
1430d5727b
151d5e03e3
hex13475d2d

323444013 has 8 divisors (see below), whose sum is σ = 431628576. Its totient is φ = 215444400.

The previous prime is 323444003. The next prime is 323444027. The reversal of 323444013 is 310444323.

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

It is not a de Polignac number, because 323444013 - 26 = 323443949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323444003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42103 + ... + 49188.

It is an arithmetic number, because the mean of its divisors is an integer number (53953572).

Almost surely, 2323444013 is an apocalyptic number.

It is an amenable number.

323444013 is a deficient number, since it is larger than the sum of its proper divisors (108184563).

323444013 is a wasteful number, since it uses less digits than its factorization.

323444013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92475.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 323444013 is about 17984.5492854283. The cubic root of 323444013 is about 686.4354525479.

Adding to 323444013 its reverse (310444323), we get a palindrome (633888336).

The spelling of 323444013 in words is "three hundred twenty-three million, four hundred forty-four thousand, thirteen".

Divisors: 1 3 1181 3543 91291 273873 107814671 323444013