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490162098 = 2381693683
BaseRepresentation
bin11101001101110…
…100011110110010
31021011022210222210
4131031310132302
52000440141343
6120345512550
715101211006
oct3515643662
91234283883
10490162098
11231758048
121181a2756
137a71c25a
1449154706
152d073333
hex1d3747b2

490162098 has 8 divisors (see below), whose sum is σ = 980324208. Its totient is φ = 163387364.

The previous prime is 490162097. The next prime is 490162103. The reversal of 490162098 is 890261094.

It is a sphenic number, since it is the product of 3 distinct primes.

490162098 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (490162097) 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 3 ways as a sum of consecutive naturals, for example, 40846836 + ... + 40846847.

It is an arithmetic number, because the mean of its divisors is an integer number (122540526).

Almost surely, 2490162098 is an apocalyptic number.

490162098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490162098 is a wasteful number, since it uses less digits than its factorization.

490162098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81693688.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 490162098 is about 22139.6047390192. The cubic root of 490162098 is about 788.4604412635.

The spelling of 490162098 in words is "four hundred ninety million, one hundred sixty-two thousand, ninety-eight".

Divisors: 1 2 3 6 81693683 163387366 245081049 490162098