Base | Representation |
---|---|
bin | 111110010000100… |
… | …1100111011000101 |
3 | 12101120222011220122 |
4 | 1330201030323011 |
5 | 13234301002334 |
6 | 543144111325 |
7 | 102524605532 |
oct | 17441147305 |
9 | 5346864818 |
10 | 2089078469 |
11 | 982259635 |
12 | 4a3765545 |
13 | 273a65a0a |
14 | 15b645d89 |
15 | c360b32e |
hex | 7c84cec5 |
2089078469 has 2 divisors, whose sum is σ = 2089078470. Its totient is φ = 2089078468.
The previous prime is 2089078463. The next prime is 2089078493. The reversal of 2089078469 is 9648709802.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2085018244 + 4060225 = 45662^2 + 2015^2 .
It is a cyclic number.
It is not a de Polignac number, because 2089078469 - 212 = 2089074373 is a prime.
It is a super-2 number, since 2×20890784692 = 8728497699278767922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2089078469.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2089078463) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044539234 + 1044539235.
It is an arithmetic number, because the mean of its divisors is an integer number (1044539235).
Almost surely, 22089078469 is an apocalyptic number.
It is an amenable number.
2089078469 is a deficient number, since it is larger than the sum of its proper divisors (1).
2089078469 is an equidigital number, since it uses as much as digits as its factorization.
2089078469 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1741824, while the sum is 53.
The square root of 2089078469 is about 45706.4379382161. The cubic root of 2089078469 is about 1278.3553235678.
The spelling of 2089078469 in words is "two billion, eighty-nine million, seventy-eight thousand, four hundred sixty-nine".
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