Base | Representation |
---|---|
bin | 10001010101010… |
… | …011001110000001 |
3 | 202021011222200200 |
4 | 101111103032001 |
5 | 1043420441132 |
6 | 44504435413 |
7 | 10130504652 |
oct | 2125231601 |
9 | 667158620 |
10 | 290796417 |
11 | 13a16871a |
12 | 81478b69 |
13 | 483278b2 |
14 | 2a899529 |
15 | 1a7e1d7c |
hex | 11553381 |
290796417 has 6 divisors (see below), whose sum is σ = 420039282. Its totient is φ = 193864272.
The previous prime is 290796403. The next prime is 290796421. The reversal of 290796417 is 714697092.
It can be written as a sum of positive squares in only one way, i.e., 289544256 + 1252161 = 17016^2 + 1119^2 .
It is not a de Polignac number, because 290796417 - 26 = 290796353 is a prime.
It is a super-2 number, since 2×2907964172 = 169125112280075778, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (290796497) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16155348 + ... + 16155365.
It is an arithmetic number, because the mean of its divisors is an integer number (70006547).
Almost surely, 2290796417 is an apocalyptic number.
It is an amenable number.
290796417 is a deficient number, since it is larger than the sum of its proper divisors (129242865).
290796417 is a wasteful number, since it uses less digits than its factorization.
290796417 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32310719 (or 32310716 counting only the distinct ones).
The product of its (nonzero) digits is 190512, while the sum is 45.
The square root of 290796417 is about 17052.7539418124. The cubic root of 290796417 is about 662.5159683822.
The spelling of 290796417 in words is "two hundred ninety million, seven hundred ninety-six thousand, four hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •