Base | Representation |
---|---|
bin | 11010011101111011… |
… | …001100110010100010 |
3 | 2201100121000100010110 |
4 | 122131323030302202 |
5 | 431200323024240 |
6 | 21020005112150 |
7 | 2024154310620 |
oct | 323573146242 |
9 | 81317010113 |
10 | 28419345570 |
11 | 11063a85a60 |
12 | 56116b8656 |
13 | 28aba73915 |
14 | 153854c510 |
15 | b14e9bc80 |
hex | 69deccca2 |
28419345570 has 512 divisors, whose sum is σ = 97193779200. Its totient is φ = 5131468800.
The previous prime is 28419345523. The next prime is 28419345593. The reversal of 28419345570 is 7554391482.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 30590866 + ... + 30591794.
It is an arithmetic number, because the mean of its divisors is an integer number (189831600).
Almost surely, 228419345570 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28419345570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48596889600).
28419345570 is an abundant number, since it is smaller than the sum of its proper divisors (68774433630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28419345570 is a wasteful number, since it uses less digits than its factorization.
28419345570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1034.
The product of its (nonzero) digits is 1209600, while the sum is 48.
The spelling of 28419345570 in words is "twenty-eight billion, four hundred nineteen million, three hundred forty-five thousand, five hundred seventy".
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