Base | Representation |
---|---|
bin | 10001010010110… |
… | …111100111001001 |
3 | 202012222121101110 |
4 | 101102313213021 |
5 | 1043240042144 |
6 | 44443040533 |
7 | 10122211515 |
oct | 2122674711 |
9 | 665877343 |
10 | 290159049 |
11 | 139872874 |
12 | 81210149 |
13 | 4816375b |
14 | 2a771145 |
15 | 1a7180b9 |
hex | 114b79c9 |
290159049 has 4 divisors (see below), whose sum is σ = 386878736. Its totient is φ = 193439364.
The previous prime is 290159041. The next prime is 290159063. The reversal of 290159049 is 940951092.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 290159049 - 23 = 290159041 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 290158998 and 290159016.
It is not an unprimeable number, because it can be changed into a prime (290159041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48359839 + ... + 48359844.
It is an arithmetic number, because the mean of its divisors is an integer number (96719684).
Almost surely, 2290159049 is an apocalyptic number.
It is an amenable number.
290159049 is a deficient number, since it is larger than the sum of its proper divisors (96719687).
290159049 is an equidigital number, since it uses as much as digits as its factorization.
290159049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96719686.
The product of its (nonzero) digits is 29160, while the sum is 39.
The square root of 290159049 is about 17034.0555652493. The cubic root of 290159049 is about 662.0315798348.
The spelling of 290159049 in words is "two hundred ninety million, one hundred fifty-nine thousand, forty-nine".
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