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24324102020 = 22511310762877
BaseRepresentation
bin10110101001110101…
…000101011110000100
32022210012002102002102
4112221311011132010
5344303432231040
615101353531232
71520526312221
oct265165053604
968705072072
1024324102020
11a352359959
12486a113b18
1323a84b569a
14126a6c4948
159756b1515
hex5a9d45784

24324102020 has 24 divisors (see below), whose sum is σ = 51532659864. Its totient is φ = 9643536896.

The previous prime is 24324102001. The next prime is 24324102067. The reversal of 24324102020 is 2020142342.

It can be written as a sum of positive squares in 4 ways, for example, as 2043763264 + 22280338756 = 45208^2 + 149266^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 24324101983 and 24324102001.

It is an unprimeable number.

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, 5379179 + ... + 5383698.

It is an arithmetic number, because the mean of its divisors is an integer number (2147194161).

Almost surely, 224324102020 is an apocalyptic number.

24324102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24324102020 is an abundant number, since it is smaller than the sum of its proper divisors (27208557844).

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

24324102020 is a wasteful number, since it uses less digits than its factorization.

24324102020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10762999 (or 10762997 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 24324102020 its reverse (2020142342), we get a palindrome (26344244362).

The spelling of 24324102020 in words is "twenty-four billion, three hundred twenty-four million, one hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 10762877 21525754 43051508 53814385 107628770 215257540 1216205101 2432410202 4864820404 6081025505 12162051010 24324102020