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20243306087424 = 21036719414973
BaseRepresentation
bin1001001101001010000110…
…00100011000010000000000
32122200020111210210101000000
410212211003010120100000
510123131242324244144
6111015351344000000
74156346665444350
oct446450304302000
978606453711000
1020243306087424
1164a51575a9732
12232b356300000
13b3ac215b94c4
144ddad1a2cb60
15251895198769
hex126943118400

20243306087424 has 1232 divisors, whose sum is σ = 74784752138880. Its totient is φ = 5344672481280.

The previous prime is 20243306087359. The next prime is 20243306087441. The reversal of 20243306087424 is 42478060334202.

20243306087424 is a `hidden beast` number, since 2 + 0 + 2 + 4 + 3 + 30 + 608 + 7 + 4 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 20243306087424.

It is an unprimeable number.

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 111 ways as a sum of consecutive naturals, for example, 4070640202 + ... + 4070645174.

Almost surely, 220243306087424 is an apocalyptic number.

20243306087424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20243306087424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37392376069440).

20243306087424 is an abundant number, since it is smaller than the sum of its proper divisors (54541446051456).

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

20243306087424 is an equidigital number, since it uses as much as digits as its factorization.

20243306087424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5078 (or 5045 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 45.

The spelling of 20243306087424 in words is "twenty trillion, two hundred forty-three billion, three hundred six million, eighty-seven thousand, four hundred twenty-four".