Base | Representation |
---|---|
bin | 111101110010101… |
… | …0100111100011001 |
3 | 12100111102202100011 |
4 | 1323211110330121 |
5 | 13221241221211 |
6 | 541423441521 |
7 | 102244314316 |
oct | 17345247431 |
9 | 5314382304 |
10 | 2073382681 |
11 | 974409107 |
12 | 49a4562a1 |
13 | 27072b776 |
14 | 15951bd0d |
15 | c205a921 |
hex | 7b954f19 |
2073382681 has 2 divisors, whose sum is σ = 2073382682. Its totient is φ = 2073382680.
The previous prime is 2073382673. The next prime is 2073382697. The reversal of 2073382681 is 1862833702.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1657222681 + 416160000 = 40709^2 + 20400^2 .
It is a cyclic number.
It is not a de Polignac number, because 2073382681 - 23 = 2073382673 is a prime.
It is a super-2 number, since 2×20733826812 = 8597831483741495522, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2073382651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036691340 + 1036691341.
It is an arithmetic number, because the mean of its divisors is an integer number (1036691341).
Almost surely, 22073382681 is an apocalyptic number.
It is an amenable number.
2073382681 is a deficient number, since it is larger than the sum of its proper divisors (1).
2073382681 is an equidigital number, since it uses as much as digits as its factorization.
2073382681 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 2073382681 is about 45534.4120528639. The cubic root of 2073382681 is about 1275.1457336430.
The spelling of 2073382681 in words is "two billion, seventy-three million, three hundred eighty-two thousand, six hundred eighty-one".
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