Base | Representation |
---|---|
bin | 111100011101000… |
… | …1011011111100000 |
3 | 12020101000100200000 |
4 | 1320322023133200 |
5 | 13123300023334 |
6 | 533142100000 |
7 | 101161053510 |
oct | 17072133740 |
9 | 5211010600 |
10 | 2028517344 |
11 | 951055117 |
12 | 48741a600 |
13 | 264350529 |
14 | 15359d840 |
15 | bd147299 |
hex | 78e8b7e0 |
2028517344 has 288 divisors, whose sum is σ = 6934636800. Its totient is φ = 571318272.
The previous prime is 2028517331. The next prime is 2028517391. The reversal of 2028517344 is 4437158202.
It is a happy number.
2028517344 is a `hidden beast` number, since 20 + 285 + 17 + 344 = 666.
It is a tau number, because it is divible by the number of its divisors (288).
It is a super-2 number, since 2×20285173442 = 8229765229817628672, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 2028517299 and 2028517308.
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 47 ways as a sum of consecutive naturals, for example, 4517632 + ... + 4518080.
It is an arithmetic number, because the mean of its divisors is an integer number (24078600).
Almost surely, 22028517344 is an apocalyptic number.
2028517344 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 2028517344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3467318400).
2028517344 is an abundant number, since it is smaller than the sum of its proper divisors (4906119456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2028517344 is an equidigital number, since it uses as much as digits as its factorization.
2028517344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564 (or 544 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 2028517344 is about 45039.0646439288. The cubic root of 2028517344 is about 1265.8810786523.
The spelling of 2028517344 in words is "two billion, twenty-eight million, five hundred seventeen thousand, three hundred forty-four".
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