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98000000 = 275672
BaseRepresentation
bin1011101011101…
…01110010000000
320211101220201122
411311311302000
5200042000000
613420251412
72266662200
oct565656200
9224356648
1098000000
115035593a
12289a0b68
13173c3387
14d030400
15890c085
hex5d75c80

98000000 has 168 divisors, whose sum is σ = 283883085. Its totient is φ = 33600000.

The previous prime is 97999949. The next prime is 98000027. The reversal of 98000000 is 89.

Multipling 98000000 by its product of nonzero digits (72), we get a square (7056000000 = 840002).

Adding to 98000000 its reverse (89), we get a palindrome (98000089).

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 4 ways, for example, as 16711744 + 81288256 = 4088^2 + 9016^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=7000.

It is a nialpdrome in base 10.

It is a zygodrome in base 7.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 13999997 + ... + 14000003.

Almost surely, 298000000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98000000

98000000 is an abundant number, since it is smaller than the sum of its proper divisors (185883085).

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

98000000 is an frugal number, since it uses more digits than its factorization.

98000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 14 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 98000000 is about 9899.4949366117. The cubic root of 98000000 is about 461.0436292058.

The spelling of 98000000 in words is "ninety-eight million", and thus it is an aban number and an uban number.