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490086283 = 2953419761
BaseRepresentation
bin11101001101100…
…001111110001011
31021011011221222211
4131031201332023
52000430230113
6120344125551
715100443661
oct3515417613
91234157884
10490086283
11231706095
121181668b7
137a6c38ab
1449134c31
152d05ab3d
hex1d361f8b

490086283 has 16 divisors (see below), whose sum is σ = 518464800. Its totient is φ = 462542080.

The previous prime is 490086263. The next prime is 490086293. The reversal of 490086283 is 382680094.

It is a cyclic number.

It is not a de Polignac number, because 490086283 - 225 = 456531851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490086203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643623 + ... + 644383.

It is an arithmetic number, because the mean of its divisors is an integer number (32404050).

Almost surely, 2490086283 is an apocalyptic number.

490086283 is a deficient number, since it is larger than the sum of its proper divisors (28378517).

490086283 is a wasteful number, since it uses less digits than its factorization.

490086283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 490086283 is about 22137.8924697000. The cubic root of 490086283 is about 788.4197879022.

The spelling of 490086283 in words is "four hundred ninety million, eighty-six thousand, two hundred eighty-three".

Divisors: 1 29 53 419 761 1537 12151 22069 22207 40333 318859 644003 1169657 9246911 16899527 490086283