Base | Representation |
---|---|
bin | 111011011110011… |
… | …1000111101110111 |
3 | 12011002012201022222 |
4 | 1312330320331313 |
5 | 13041343022323 |
6 | 530010112555 |
7 | 100311641660 |
oct | 16674707567 |
9 | 5132181288 |
10 | 1995673463 |
11 | 934562013 |
12 | 47841b75b |
13 | 25a5c0c94 |
14 | 14d090367 |
15 | ba30a9c8 |
hex | 76f38f77 |
1995673463 has 16 divisors (see below), whose sum is σ = 2292290880. Its totient is φ = 1701962496.
The previous prime is 1995673447. The next prime is 1995673487. The reversal of 1995673463 is 3643765991.
It is a cyclic number.
It is not a de Polignac number, because 1995673463 - 24 = 1995673447 is a prime.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1995673423) 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, 1767083 + ... + 1768211.
It is an arithmetic number, because the mean of its divisors is an integer number (143268180).
Almost surely, 21995673463 is an apocalyptic number.
1995673463 is a deficient number, since it is larger than the sum of its proper divisors (296617417).
1995673463 is a wasteful number, since it uses less digits than its factorization.
1995673463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2186.
The product of its digits is 3674160, while the sum is 53.
The square root of 1995673463 is about 44672.9612069762. The cubic root of 1995673463 is about 1259.0118781453.
The spelling of 1995673463 in words is "one billion, nine hundred ninety-five million, six hundred seventy-three thousand, four hundred sixty-three".
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