Base | Representation |
---|---|
bin | 10001010101100… |
… | …101101110010110 |
3 | 202021022211122222 |
4 | 101111211232112 |
5 | 1043430402324 |
6 | 44510222342 |
7 | 10131241643 |
oct | 2125455626 |
9 | 667284588 |
10 | 290872214 |
11 | 13a20a666 |
12 | 814b49b2 |
13 | 48353249 |
14 | 2a8b8dca |
15 | 1a80955e |
hex | 11565b96 |
290872214 has 16 divisors (see below), whose sum is σ = 457028352. Its totient is φ = 138578088.
The previous prime is 290872201. The next prime is 290872247. The reversal of 290872214 is 412278092.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77 + ... + 24119.
It is an arithmetic number, because the mean of its divisors is an integer number (28564272).
Almost surely, 2290872214 is an apocalyptic number.
290872214 is a deficient number, since it is larger than the sum of its proper divisors (166156138).
290872214 is a wasteful number, since it uses less digits than its factorization.
290872214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24331.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 290872214 is about 17054.9762239647. The cubic root of 290872214 is about 662.5735256714.
The spelling of 290872214 in words is "two hundred ninety million, eight hundred seventy-two thousand, two hundred fourteen".
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