Base | Representation |
---|---|
bin | 111110000001101… |
… | …1011110000111101 |
3 | 12101001021201111002 |
4 | 1330003123300331 |
5 | 13230301244231 |
6 | 542304540045 |
7 | 102401354654 |
oct | 17403336075 |
9 | 5331251432 |
10 | 2081274941 |
11 | 978909739 |
12 | 4a1021625 |
13 | 272262b45 |
14 | 15a5b419b |
15 | c2ab90cb |
hex | 7c0dbc3d |
2081274941 has 2 divisors, whose sum is σ = 2081274942. Its totient is φ = 2081274940.
The previous prime is 2081274919. The next prime is 2081274947. The reversal of 2081274941 is 1494721802.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1340292100 + 740982841 = 36610^2 + 27221^2 .
It is a cyclic number.
It is not a de Polignac number, because 2081274941 - 218 = 2081012797 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2081274895 and 2081274904.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2081274947) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040637470 + 1040637471.
It is an arithmetic number, because the mean of its divisors is an integer number (1040637471).
Almost surely, 22081274941 is an apocalyptic number.
It is an amenable number.
2081274941 is a deficient number, since it is larger than the sum of its proper divisors (1).
2081274941 is an equidigital number, since it uses as much as digits as its factorization.
2081274941 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 2081274941 is about 45620.9923280939. The cubic root of 2081274941 is about 1276.7616179253.
The spelling of 2081274941 in words is "two billion, eighty-one million, two hundred seventy-four thousand, nine hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •