Search a number
-
+
98208073 = 733133981
BaseRepresentation
bin1011101101010…
…00100101001001
320211210111011001
411312220211021
5200120124243
613424535001
72301516625
oct566504511
9224714131
1098208073
11504881a7
1228a81461
1317466cb2
14d086185
15894da4d
hex5da8949

98208073 has 4 divisors (see below), whose sum is σ = 98342788. Its totient is φ = 98073360.

The previous prime is 98208067. The next prime is 98208083. The reversal of 98208073 is 37080289.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37080289 = 149248861.

It can be written as a sum of positive squares in 2 ways, for example, as 97456384 + 751689 = 9872^2 + 867^2 .

It is a cyclic number.

It is not a de Polignac number, because 98208073 - 25 = 98208041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98208013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 66258 + ... + 67723.

It is an arithmetic number, because the mean of its divisors is an integer number (24585697).

Almost surely, 298208073 is an apocalyptic number.

It is an amenable number.

98208073 is a deficient number, since it is larger than the sum of its proper divisors (134715).

98208073 is a wasteful number, since it uses less digits than its factorization.

98208073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134714.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 98208073 is about 9909.9986377396. The cubic root of 98208073 is about 461.3696935523.

The spelling of 98208073 in words is "ninety-eight million, two hundred eight thousand, seventy-three".

Divisors: 1 733 133981 98208073