Base | Representation |
---|---|
bin | 101011100010001… |
… | …001001100110101 |
3 | 1212220022200110221 |
4 | 223202021030311 |
5 | 2443433331434 |
6 | 200250214341 |
7 | 24046023064 |
oct | 5342111465 |
9 | 1786280427 |
10 | 730370869 |
11 | 345303498 |
12 | 1847243b1 |
13 | b8414117 |
14 | 6d0021db |
15 | 441c12b4 |
hex | 2b889335 |
730370869 has 2 divisors, whose sum is σ = 730370870. Its totient is φ = 730370868.
The previous prime is 730370807. The next prime is 730370903. The reversal of 730370869 is 968073037.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 378808369 + 351562500 = 19463^2 + 18750^2 .
It is a cyclic number.
It is not a de Polignac number, because 730370869 - 219 = 729846581 is a prime.
It is a super-2 number, since 2×7303708692 = 1066883212567630322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (730373869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365185434 + 365185435.
It is an arithmetic number, because the mean of its divisors is an integer number (365185435).
Almost surely, 2730370869 is an apocalyptic number.
It is an amenable number.
730370869 is a deficient number, since it is larger than the sum of its proper divisors (1).
730370869 is an equidigital number, since it uses as much as digits as its factorization.
730370869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 190512, while the sum is 43.
The square root of 730370869 is about 27025.3745394953. The cubic root of 730370869 is about 900.5637903703.
The spelling of 730370869 in words is "seven hundred thirty million, three hundred seventy thousand, eight hundred sixty-nine".
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