Base | Representation |
---|---|
bin | 10001010010010… |
… | …010011001011011 |
3 | 202012200212021220 |
4 | 101102102121123 |
5 | 1043220202434 |
6 | 44435503123 |
7 | 10121005230 |
oct | 2122223133 |
9 | 665625256 |
10 | 290006619 |
11 | 1397792a1 |
12 | 81157aa3 |
13 | 4810c266 |
14 | 2a731787 |
15 | 1a6d7d49 |
hex | 1149265b |
290006619 has 32 divisors (see below), whose sum is σ = 457090560. Its totient is φ = 160123392.
The previous prime is 290006617. The next prime is 290006657. The reversal of 290006619 is 916600092.
It is a happy number.
It is not a de Polignac number, because 290006619 - 21 = 290006617 is a prime.
It is a super-2 number, since 2×2900066192 = 168207678127622322, 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 290006619.
It is not an unprimeable number, because it can be changed into a prime (290006611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72627 + ... + 76515.
It is an arithmetic number, because the mean of its divisors is an integer number (14284080).
Almost surely, 2290006619 is an apocalyptic number.
290006619 is a deficient number, since it is larger than the sum of its proper divisors (167083941).
290006619 is a wasteful number, since it uses less digits than its factorization.
290006619 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4019.
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 290006619 is about 17029.5807053491. The cubic root of 290006619 is about 661.9156306105.
The spelling of 290006619 in words is "two hundred ninety million, six thousand, six hundred nineteen".
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