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98183894153 = 420123371553
BaseRepresentation
bin101101101110000110…
…1110101010010001001
3100101102121022121101012
41123130031311102021
53102040034103103
6113034405333305
710044042221162
oct1333415652211
9311377277335
1098183894153
1138704280984
1217041707235
1393494a08b7
144a75b94769
152849a9e2d8
hex16dc375489

98183894153 has 4 divisors (see below), whose sum is σ = 98207269908. Its totient is φ = 98160518400.

The previous prime is 98183894131. The next prime is 98183894209. The reversal of 98183894153 is 35149838189.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35149838189 = 166321136403.

It can be written as a sum of positive squares in 2 ways, for example, as 54146032249 + 44037861904 = 232693^2 + 209852^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-98183894153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98183894092 and 98183894101.

It is not an unprimeable number, because it can be changed into a prime (98183893153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11681576 + ... + 11689977.

It is an arithmetic number, because the mean of its divisors is an integer number (24551817477).

Almost surely, 298183894153 is an apocalyptic number.

It is an amenable number.

98183894153 is a deficient number, since it is larger than the sum of its proper divisors (23375755).

98183894153 is a wasteful number, since it uses less digits than its factorization.

98183894153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23375754.

The product of its digits is 7464960, while the sum is 59.

The spelling of 98183894153 in words is "ninety-eight billion, one hundred eighty-three million, eight hundred ninety-four thousand, one hundred fifty-three".

Divisors: 1 4201 23371553 98183894153