Base | Representation |
---|---|
bin | 101010100111001101101… |
… | …101001001101000010100 |
3 | 101100221111221000211002101 |
4 | 222213031231021220110 |
5 | 340434201404100110 |
6 | 10121130423451444 |
7 | 421364411256265 |
oct | 52471555115024 |
9 | 11327457024071 |
10 | 2928323893780 |
11 | a2999355125a |
12 | 3b36418b6b84 |
13 | 1831a808382c |
14 | a1a3585896c |
15 | 5128bdee13a |
hex | 2a9cdb49a14 |
2928323893780 has 12 divisors (see below), whose sum is σ = 6149480176980. Its totient is φ = 1171329557504.
The previous prime is 2928323893763. The next prime is 2928323893787. The reversal of 2928323893780 is 873983238292.
It can be written as a sum of positive squares in 2 ways, for example, as 405366515856 + 2522957377924 = 636684^2 + 1588382^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2928323893787) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73208097325 + ... + 73208097364.
It is an arithmetic number, because the mean of its divisors is an integer number (512456681415).
Almost surely, 22928323893780 is an apocalyptic number.
2928323893780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2928323893780 is an abundant number, since it is smaller than the sum of its proper divisors (3221156283200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2928323893780 is a wasteful number, since it uses less digits than its factorization.
2928323893780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146416194698 (or 146416194696 counting only the distinct ones).
The product of its (nonzero) digits is 62705664, while the sum is 64.
The spelling of 2928323893780 in words is "two trillion, nine hundred twenty-eight billion, three hundred twenty-three million, eight hundred ninety-three thousand, seven hundred eighty".
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