Base | Representation |
---|---|
bin | 11000101011100101… |
… | …00100000011001010 |
3 | 1021012110010001001220 |
4 | 30111302210003022 |
5 | 204114110301112 |
6 | 10030455422510 |
7 | 646234131006 |
oct | 142562440312 |
9 | 37173101056 |
10 | 13250478282 |
11 | 568a6054a8 |
12 | 2699684a36 |
13 | 1332250cc2 |
14 | 8d9b2b706 |
15 | 52842c98c |
hex | 315ca40ca |
13250478282 has 32 divisors (see below), whose sum is σ = 26654640000. Its totient is φ = 4391247168.
The previous prime is 13250478281. The next prime is 13250478299. The reversal of 13250478282 is 28287405231.
It is not an unprimeable number, because it can be changed into a prime (13250478281) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1903344 + ... + 1910292.
It is an arithmetic number, because the mean of its divisors is an integer number (832957500).
Almost surely, 213250478282 is an apocalyptic number.
13250478282 is an abundant number, since it is smaller than the sum of its proper divisors (13404161718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13250478282 is a wasteful number, since it uses less digits than its factorization.
13250478282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8750.
The product of its (nonzero) digits is 215040, while the sum is 42.
The spelling of 13250478282 in words is "thirteen billion, two hundred fifty million, four hundred seventy-eight thousand, two hundred eighty-two".
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