Base | Representation |
---|---|
bin | 10001010100000… |
… | …001101001111011 |
3 | 202020120000102010 |
4 | 101110001221323 |
5 | 1043324243311 |
6 | 44453341003 |
7 | 10124613645 |
oct | 2124015173 |
9 | 666500363 |
10 | 290462331 |
11 | 139a5a715 |
12 | 81337763 |
13 | 4823b803 |
14 | 2a80d895 |
15 | 1a777da6 |
hex | 11501a7b |
290462331 has 16 divisors (see below), whose sum is σ = 407084544. Its totient is φ = 183864384.
The previous prime is 290462317. The next prime is 290462351. The reversal of 290462331 is 133264092.
It is not a de Polignac number, because 290462331 - 25 = 290462299 is a prime.
It is a super-2 number, since 2×2904623312 = 168736731459907122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (290462311) 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 15 ways as a sum of consecutive naturals, for example, 5911 + ... + 24816.
It is an arithmetic number, because the mean of its divisors is an integer number (25442784).
Almost surely, 2290462331 is an apocalyptic number.
290462331 is a deficient number, since it is larger than the sum of its proper divisors (116622213).
290462331 is a wasteful number, since it uses less digits than its factorization.
290462331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30890.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 290462331 is about 17042.9554655289. The cubic root of 290462331 is about 662.2621572239.
The spelling of 290462331 in words is "two hundred ninety million, four hundred sixty-two thousand, three hundred thirty-one".
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