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324429444 = 223223391823
BaseRepresentation
bin10011010101100…
…110011010000100
3211121110201112100
4103111212122010
51131023220234
652105352100
711016414303
oct2325463204
9747421470
10324429444
1115714a709
1290798630
13522a23b1
143113243a
151d737399
hex13566684

324429444 has 36 divisors (see below), whose sum is σ = 855743616. Its totient is φ = 103441008.

The previous prime is 324429439. The next prime is 324429449. The reversal of 324429444 is 444924423.

324429444 is a `hidden beast` number, since 324 + 4 + 294 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (324429439) and next prime (324429449).

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 324429399 and 324429408.

It is not an unprimeable number, because it can be changed into a prime (324429449) 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 11 ways as a sum of consecutive naturals, for example, 195084 + ... + 196739.

It is an arithmetic number, because the mean of its divisors is an integer number (23770656).

Almost surely, 2324429444 is an apocalyptic number.

It is an amenable number.

324429444 is an abundant number, since it is smaller than the sum of its proper divisors (531314172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

324429444 is a wasteful number, since it uses less digits than its factorization.

324429444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391856 (or 391851 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 324429444 is about 18011.9250498108. The cubic root of 324429444 is about 687.1318625881.

The spelling of 324429444 in words is "three hundred twenty-four million, four hundred twenty-nine thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 391823 783646 1175469 1567292 2350938 3526407 4701876 7052814 9011929 14105628 18023858 27035787 36047716 54071574 81107361 108143148 162214722 324429444