Base | Representation |
---|---|
bin | 10010111010000010… |
… | …001111111110101111 |
3 | 1221101210221201120111 |
4 | 102322002033332233 |
5 | 313034030133403 |
6 | 13154241200451 |
7 | 1316035555306 |
oct | 227202177657 |
9 | 57353851514 |
10 | 20301021103 |
11 | 86784406a0 |
12 | 3b26930127 |
13 | 1bb6b7242c |
14 | da828343d |
15 | 7dc3cc56d |
hex | 4ba08ffaf |
20301021103 has 8 divisors (see below), whose sum is σ = 22148352720. Its totient is φ = 18453986880.
The previous prime is 20301021031. The next prime is 20301021127. The reversal of 20301021103 is 30112010302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20301021103 - 221 = 20298923951 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 (20301021133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82851 + ... + 217867.
It is an arithmetic number, because the mean of its divisors is an integer number (2768544090).
Almost surely, 220301021103 is an apocalyptic number.
20301021103 is a deficient number, since it is larger than the sum of its proper divisors (1847331617).
20301021103 is a wasteful number, since it uses less digits than its factorization.
20301021103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148697.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 20301021103 its reverse (30112010302), we get a palindrome (50413031405).
The spelling of 20301021103 in words is "twenty billion, three hundred one million, twenty-one thousand, one hundred three".
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