Base | Representation |
---|---|
bin | 111010100010101… |
… | …0010000010010000 |
3 | 12001220012201220112 |
4 | 1311011102002100 |
5 | 13010331200424 |
6 | 522530100452 |
7 | 66451302104 |
oct | 16505220220 |
9 | 5056181815 |
10 | 1964318864 |
11 | 918896922 |
12 | 469a1a728 |
13 | 253c63571 |
14 | 148c4b904 |
15 | b76b560e |
hex | 75152090 |
1964318864 has 40 divisors (see below), whose sum is σ = 4030664640. Its totient is φ = 925423488.
The previous prime is 1964318843. The next prime is 1964318869. The reversal of 1964318864 is 4688134691.
It is not an unprimeable number, because it can be changed into a prime (1964318869) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15179 + ... + 64490.
It is an arithmetic number, because the mean of its divisors is an integer number (100766616).
Almost surely, 21964318864 is an apocalyptic number.
It is an amenable number.
1964318864 is an abundant number, since it is smaller than the sum of its proper divisors (2066345776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1964318864 is a wasteful number, since it uses less digits than its factorization.
1964318864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79767 (or 79761 counting only the distinct ones).
The product of its digits is 995328, while the sum is 50.
The square root of 1964318864 is about 44320.6369990324. The cubic root of 1964318864 is about 1252.3834766626.
The spelling of 1964318864 in words is "one billion, nine hundred sixty-four million, three hundred eighteen thousand, eight hundred sixty-four".
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