Base | Representation |
---|---|
bin | 10010010000011001… |
… | …01100111101010111 |
3 | 221022001201202202011 |
4 | 21020030230331113 |
5 | 130033103132043 |
6 | 4300322125051 |
7 | 464612013103 |
oct | 111014547527 |
9 | 27261652664 |
10 | 9801224023 |
11 | 417a598748 |
12 | 1a964b0787 |
13 | c02771356 |
14 | 68d9bc903 |
15 | 3c56e659d |
hex | 24832cf57 |
9801224023 has 4 divisors (see below), whose sum is σ = 9867004200. Its totient is φ = 9735443848.
The previous prime is 9801224021. The next prime is 9801224051. The reversal of 9801224023 is 3204221089.
9801224023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 9801224023 - 21 = 9801224021 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 (9801224021) 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, 32889865 + ... + 32890162.
It is an arithmetic number, because the mean of its divisors is an integer number (2466751050).
Almost surely, 29801224023 is an apocalyptic number.
9801224023 is a deficient number, since it is larger than the sum of its proper divisors (65780177).
9801224023 is a wasteful number, since it uses less digits than its factorization.
9801224023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65780176.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 9801224023 is about 99001.1314228277. The cubic root of 9801224023 is about 2140.0640519304.
The spelling of 9801224023 in words is "nine billion, eight hundred one million, two hundred twenty-four thousand, twenty-three".
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