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2323872439 = 72691234133
BaseRepresentation
bin1000101010000011…
…0111101010110111
312222221202221200121
42022200313222313
514224402404224
61022332352411
7111405406210
oct21240675267
95887687617
102323872439
11a92846839
1254a315707
132b05b3065
141808c4407
15d9039be4
hex8a837ab7

2323872439 has 8 divisors (see below), whose sum is σ = 2665729440. Its totient is φ = 1984484256.

The previous prime is 2323872407. The next prime is 2323872461. The reversal of 2323872439 is 9342783232.

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

It is a cyclic number.

It is not a de Polignac number, because 2323872439 - 25 = 2323872407 is a prime.

It is a super-2 number, since 2×23238724392 = 10800766225487617442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2323872395 and 2323872404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323872739) 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, 615184 + ... + 618949.

It is an arithmetic number, because the mean of its divisors is an integer number (333216180).

Almost surely, 22323872439 is an apocalyptic number.

2323872439 is a deficient number, since it is larger than the sum of its proper divisors (341857001).

2323872439 is a wasteful number, since it uses less digits than its factorization.

2323872439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234409.

The product of its digits is 435456, while the sum is 43.

The square root of 2323872439 is about 48206.5601241159. The cubic root of 2323872439 is about 1324.5573343157.

The spelling of 2323872439 in words is "two billion, three hundred twenty-three million, eight hundred seventy-two thousand, four hundred thirty-nine".

Divisors: 1 7 269 1883 1234133 8638931 331981777 2323872439