Base | Representation |
---|---|
bin | 100000000011110… |
… | …110100011110100 |
3 | 1101111010011202212 |
4 | 200003312203310 |
5 | 2100144141240 |
6 | 125212352552 |
7 | 16220624441 |
oct | 4003664364 |
9 | 1344104685 |
10 | 537880820 |
11 | 25668a904 |
12 | 130175758 |
13 | 87589199 |
14 | 516169c8 |
15 | 3234c165 |
hex | 200f68f4 |
537880820 has 12 divisors (see below), whose sum is σ = 1129549764. Its totient is φ = 215152320.
The previous prime is 537880801. The next prime is 537880841. The reversal of 537880820 is 28088735.
It can be written as a sum of positive squares in 2 ways, for example, as 63425296 + 474455524 = 7964^2 + 21782^2 .
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 13447001 + ... + 13447040.
It is an arithmetic number, because the mean of its divisors is an integer number (94129147).
Almost surely, 2537880820 is an apocalyptic number.
It is an amenable number.
537880820 is an abundant number, since it is smaller than the sum of its proper divisors (591668944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
537880820 is a wasteful number, since it uses less digits than its factorization.
537880820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26894050 (or 26894048 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 41.
The square root of 537880820 is about 23192.2577598646. The cubic root of 537880820 is about 813.2586403831.
The spelling of 537880820 in words is "five hundred thirty-seven million, eight hundred eighty thousand, eight hundred twenty".
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