Base | Representation |
---|---|
bin | 111000100001101… |
… | …1010110110111000 |
3 | 11220012000110020100 |
4 | 1301003122312320 |
5 | 12341030044343 |
6 | 512113155400 |
7 | 65000604210 |
oct | 16103326670 |
9 | 4805013210 |
10 | 1896721848 |
11 | 89371721a |
12 | 44b25bb60 |
13 | 242c56728 |
14 | 13dc93240 |
15 | b17b19d3 |
hex | 710dadb8 |
1896721848 has 96 divisors (see below), whose sum is σ = 5995791360. Its totient is φ = 530383680.
The previous prime is 1896721819. The next prime is 1896721877. The reversal of 1896721848 is 8481276981.
1896721848 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (1896721819) and next prime (1896721877).
It is a super-3 number, since 3×18967218483 (a number of 29 digits) contains 333 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 1896721794 and 1896721803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16348 + ... + 63723.
It is an arithmetic number, because the mean of its divisors is an integer number (62456160).
Almost surely, 21896721848 is an apocalyptic number.
1896721848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1896721848 is an abundant number, since it is smaller than the sum of its proper divisors (4099069512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1896721848 is a wasteful number, since it uses less digits than its factorization.
1896721848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80137 (or 80130 counting only the distinct ones).
The product of its digits is 1548288, while the sum is 54.
The square root of 1896721848 is about 43551.3702195465. The cubic root of 1896721848 is about 1237.8496045608.
The spelling of 1896721848 in words is "one billion, eight hundred ninety-six million, seven hundred twenty-one thousand, eight hundred forty-eight".
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