Base | Representation |
---|---|
bin | 1011101101001… |
… | …10111001100111 |
3 | 20211210010201011 |
4 | 11312212321213 |
5 | 200114414231 |
6 | 13424443051 |
7 | 2301460564 |
oct | 566467147 |
9 | 224703634 |
10 | 98201191 |
11 | 50483010 |
12 | 28a79487 |
13 | 17463b1a |
14 | d08386b |
15 | 894b9b1 |
hex | 5da6e67 |
98201191 has 16 divisors (see below), whose sum is σ = 114524928. Its totient is φ = 83300800.
The previous prime is 98201171. The next prime is 98201203. The reversal of 98201191 is 19110289.
It is not a de Polignac number, because 98201191 - 213 = 98192999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98201161) 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, 5640 + ... + 15106.
It is an arithmetic number, because the mean of its divisors is an integer number (7157808).
Almost surely, 298201191 is an apocalyptic number.
98201191 is a deficient number, since it is larger than the sum of its proper divisors (16323737).
98201191 is a wasteful number, since it uses less digits than its factorization.
98201191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9542.
The product of its (nonzero) digits is 1296, while the sum is 31.
The square root of 98201191 is about 9909.6514065834. The cubic root of 98201191 is about 461.3589163649.
It can be divided in two parts, 9820 and 1191, that added together give a palindrome (11011).
The spelling of 98201191 in words is "ninety-eight million, two hundred one thousand, one hundred ninety-one".
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