Base | Representation |
---|---|
bin | 10011110101000001000010 |
3 | 100210002011110 |
4 | 103311001002 |
5 | 2312313030 |
6 | 303224150 |
7 | 62116125 |
oct | 23650102 |
9 | 10702143 |
10 | 5197890 |
11 | 2a30285 |
12 | 18a8056 |
13 | 10ccb99 |
14 | 9943bc |
15 | 6ca1b0 |
hex | 4f5042 |
5197890 has 16 divisors (see below), whose sum is σ = 12475008. Its totient is φ = 1386096.
The previous prime is 5197889. The next prime is 5197897. The reversal of 5197890 is 987915.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (5197897) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86602 + ... + 86661.
It is an arithmetic number, because the mean of its divisors is an integer number (779688).
Almost surely, 25197890 is an apocalyptic number.
5197890 is an abundant number, since it is smaller than the sum of its proper divisors (7277118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5197890 is a wasteful number, since it uses less digits than its factorization.
5197890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173273.
The product of its (nonzero) digits is 22680, while the sum is 39.
The square root of 5197890 is about 2279.8881551515. Note that the first 3 decimals coincide. The cubic root of 5197890 is about 173.2243850197.
The spelling of 5197890 in words is "five million, one hundred ninety-seven thousand, eight hundred ninety".
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