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490390424 = 23353173651
BaseRepresentation
bin11101001110101…
…100001110011000
31021011202102012022
4131032230032120
52001014443144
6120354434012
715103151456
oct3516541630
91234672168
10490390424
112318a3647
12118292908
137a79c164
14491b39d6
152d0bacee
hex1d3ac398

490390424 has 16 divisors (see below), whose sum is σ = 922092120. Its totient is φ = 244499200.

The previous prime is 490390391. The next prime is 490390499. The reversal of 490390424 is 424093094.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84002 + ... + 89649.

Almost surely, 2490390424 is an apocalyptic number.

It is an amenable number.

490390424 is a deficient number, since it is larger than the sum of its proper divisors (431701696).

490390424 is a wasteful number, since it uses less digits than its factorization.

490390424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174010 (or 174006 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 490390424 is about 22144.7606444504. The cubic root of 490390424 is about 788.5828484384.

The spelling of 490390424 in words is "four hundred ninety million, three hundred ninety thousand, four hundred twenty-four".

Divisors: 1 2 4 8 353 706 1412 2824 173651 347302 694604 1389208 61298803 122597606 245195212 490390424