Base | Representation |
---|---|
bin | 11010010000110010111… |
… | …011001011110000000000 |
3 | 20101112100110220121122110 |
4 | 122100302323023300000 |
5 | 214032102100432434 |
6 | 3501030355135320 |
7 | 244250104220130 |
oct | 32206273136000 |
9 | 6345313817573 |
10 | 1804740639744 |
11 | 636428050479 |
12 | 25192bba4540 |
13 | 101256434a93 |
14 | 634c8238ac0 |
15 | 31e2ad2c4e9 |
hex | 1a432ecbc00 |
1804740639744 has 176 divisors, whose sum is σ = 5631563863296. Its totient is φ = 503063347200.
The previous prime is 1804740639733. The next prime is 1804740639781. The reversal of 1804740639744 is 4479360474081.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 141822 + ... + 1905149.
Almost surely, 21804740639744 is an apocalyptic number.
1804740639744 is a gapful number since it is divisible by the number (14) 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 1804740639744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2815781931648).
1804740639744 is an abundant number, since it is smaller than the sum of its proper divisors (3826823223552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1804740639744 is a wasteful number, since it uses less digits than its factorization.
1804740639744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2047042 (or 2047024 counting only the distinct ones).
The product of its (nonzero) digits is 16257024, while the sum is 57.
The spelling of 1804740639744 in words is "one trillion, eight hundred four billion, seven hundred forty million, six hundred thirty-nine thousand, seven hundred forty-four".
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