Base | Representation |
---|---|
bin | 10010110101110111… |
… | …100001001000000111 |
3 | 1221012221101022022210 |
4 | 102311313201020013 |
5 | 312413130131022 |
6 | 13143302354503 |
7 | 1314226334406 |
oct | 226567411007 |
9 | 57187338283 |
10 | 20231098887 |
11 | 8641a2303a |
12 | 3b0742ba33 |
13 | 1ba553013c |
14 | d9cc8163d |
15 | 7d61b9a0c |
hex | 4b5de1207 |
20231098887 has 8 divisors (see below), whose sum is σ = 27123831280. Its totient is φ = 13412882880.
The previous prime is 20231098859. The next prime is 20231098889. The reversal of 20231098887 is 78889013202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20231098887 - 28 = 20231098631 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 (20231098889) 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 7 ways as a sum of consecutive naturals, for example, 18628462 + ... + 18629547.
It is an arithmetic number, because the mean of its divisors is an integer number (3390478910).
Almost surely, 220231098887 is an apocalyptic number.
20231098887 is a deficient number, since it is larger than the sum of its proper divisors (6892732393).
20231098887 is a wasteful number, since it uses less digits than its factorization.
20231098887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37258193.
The product of its (nonzero) digits is 387072, while the sum is 48.
The spelling of 20231098887 in words is "twenty billion, two hundred thirty-one million, ninety-eight thousand, eight hundred eighty-seven".
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