Base | Representation |
---|---|
bin | 100000000001010… |
… | …001101110110000 |
3 | 1101102211212122200 |
4 | 200001101232300 |
5 | 2100011040210 |
6 | 125150103200 |
7 | 16212113214 |
oct | 4001215660 |
9 | 1342755580 |
10 | 537205680 |
11 | 256269640 |
12 | 12baaab00 |
13 | 873b0aab |
14 | 514bc944 |
15 | 322670c0 |
hex | 20051bb0 |
537205680 has 120 divisors (see below), whose sum is σ = 1968155280. Its totient is φ = 130229760.
The previous prime is 537205663. The next prime is 537205681. The reversal of 537205680 is 86502735.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (537205681) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25995 + ... + 41834.
It is an arithmetic number, because the mean of its divisors is an integer number (16401294).
Almost surely, 2537205680 is an apocalyptic number.
It is an amenable number.
537205680 is an abundant number, since it is smaller than the sum of its proper divisors (1430949600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
537205680 is a wasteful number, since it uses less digits than its factorization.
537205680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67859 (or 67850 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 537205680 is about 23177.6979012153. The cubic root of 537205680 is about 812.9182345387.
The spelling of 537205680 in words is "five hundred thirty-seven million, two hundred five thousand, six hundred eighty".
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