Base | Representation |
---|---|
bin | 1010011000001010111001 |
3 | 12010012202002 |
4 | 22120022321 |
5 | 1144023231 |
6 | 134150345 |
7 | 32060213 |
oct | 12301271 |
9 | 5105662 |
10 | 2720441 |
11 | 15989a9 |
12 | ab23b5 |
13 | 743339 |
14 | 50b5b3 |
15 | 38b0cb |
hex | 2982b9 |
2720441 has 2 divisors, whose sum is σ = 2720442. Its totient is φ = 2720440.
The previous prime is 2720411. The next prime is 2720447. The reversal of 2720441 is 1440272.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1510441 + 1210000 = 1229^2 + 1100^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2720441 is a prime.
It is not a weakly prime, because it can be changed into another prime (2720447) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1360220 + 1360221.
It is an arithmetic number, because the mean of its divisors is an integer number (1360221).
22720441 is an apocalyptic number.
It is an amenable number.
2720441 is a deficient number, since it is larger than the sum of its proper divisors (1).
2720441 is an equidigital number, since it uses as much as digits as its factorization.
2720441 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 2720441 is about 1649.3759425916. The cubic root of 2720441 is about 139.5981845835.
The spelling of 2720441 in words is "two million, seven hundred twenty thousand, four hundred forty-one".
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