Base | Representation |
---|---|
bin | 11101001101100… |
… | …001111110001010 |
3 | 1021011011221222210 |
4 | 131031201332022 |
5 | 2000430230112 |
6 | 120344125550 |
7 | 15100443660 |
oct | 3515417612 |
9 | 1234157883 |
10 | 490086282 |
11 | 231706094 |
12 | 1181668b6 |
13 | 7a6c38aa |
14 | 49134c30 |
15 | 2d05ab3c |
hex | 1d361f8a |
490086282 has 32 divisors (see below), whose sum is σ = 1133701632. Its totient is φ = 138336624.
The previous prime is 490086263. The next prime is 490086293. The reversal of 490086282 is 282680094.
It is a self number, because there is not a number n which added to its sum of digits gives 490086282.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66808 + ... + 73779.
It is an arithmetic number, because the mean of its divisors is an integer number (35428176).
Almost surely, 2490086282 is an apocalyptic number.
490086282 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
490086282 is an abundant number, since it is smaller than the sum of its proper divisors (643615350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490086282 is a wasteful number, since it uses less digits than its factorization.
490086282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140682.
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 490086282 is about 22137.8924471143. The cubic root of 490086282 is about 788.4197873660.
The spelling of 490086282 in words is "four hundred ninety million, eighty-six thousand, two hundred eighty-two".
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