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490910650 = 252891071031
BaseRepresentation
bin11101010000101…
…011001110111010
31021012201211210221
4131100223032322
52001133120100
6120413530254
715110446246
oct3520531672
91235654727
10490910650
1123211948a
121184a398a
137a921b99
14492ab426
152d17001a
hex1d42b3ba

490910650 has 48 divisors (see below), whose sum is σ = 932886720. Its totient is φ = 192156800.

The previous prime is 490910647. The next prime is 490910677. The reversal of 490910650 is 56019094.

490910650 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475635 + ... + 476665.

It is an arithmetic number, because the mean of its divisors is an integer number (19435140).

Almost surely, 2490910650 is an apocalyptic number.

490910650 is a deficient number, since it is larger than the sum of its proper divisors (441976070).

490910650 is a wasteful number, since it uses less digits than its factorization.

490910650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1234 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 490910650 is about 22156.5035599031. The cubic root of 490910650 is about 788.8616034190.

The spelling of 490910650 in words is "four hundred ninety million, nine hundred ten thousand, six hundred fifty".

Divisors: 1 2 5 10 25 50 89 107 178 214 445 535 890 1031 1070 2062 2225 2675 4450 5155 5350 9523 10310 19046 25775 47615 51550 91759 95230 110317 183518 220634 238075 458795 476150 551585 917590 1103170 2293975 2757925 4587950 5515850 9818213 19636426 49091065 98182130 245455325 490910650