Base | Representation |
---|---|
bin | 111110111000100… |
… | …111101111110101 |
3 | 2201112020002102212 |
4 | 332320213233311 |
5 | 4130041432021 |
6 | 252404543205 |
7 | 35100415655 |
oct | 7670475765 |
9 | 2645202385 |
10 | 1055030261 |
11 | 4a159a93a |
12 | 2553b1b05 |
13 | 13a76707c |
14 | a0194365 |
15 | 6295185b |
hex | 3ee27bf5 |
1055030261 has 2 divisors, whose sum is σ = 1055030262. Its totient is φ = 1055030260.
The previous prime is 1055030257. The next prime is 1055030267. The reversal of 1055030261 is 1620305501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 710222500 + 344807761 = 26650^2 + 18569^2 .
It is a cyclic number.
It is not a de Polignac number, because 1055030261 - 22 = 1055030257 is a prime.
It is a super-2 number, since 2×10550302612 = 2226177703251456242, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1055030267) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527515130 + 527515131.
It is an arithmetic number, because the mean of its divisors is an integer number (527515131).
Almost surely, 21055030261 is an apocalyptic number.
It is an amenable number.
1055030261 is a deficient number, since it is larger than the sum of its proper divisors (1).
1055030261 is an equidigital number, since it uses as much as digits as its factorization.
1055030261 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 1055030261 is about 32481.2293640496. The cubic root of 1055030261 is about 1018.0168634943.
Adding to 1055030261 its reverse (1620305501), we get a palindrome (2675335762).
The spelling of 1055030261 in words is "one billion, fifty-five million, thirty thousand, two hundred sixty-one".
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