Base | Representation |
---|---|
bin | 10010110100001101… |
… | …011110100100010111 |
3 | 1221011000002000222201 |
4 | 102310031132210113 |
5 | 312334021114033 |
6 | 13140430505331 |
7 | 1313441140414 |
oct | 226415364427 |
9 | 57130060881 |
10 | 20203301143 |
11 | 86282671a3 |
12 | 3aba065247 |
13 | 1b9c84967c |
14 | d992c710b |
15 | 7d3a2847d |
hex | 4b435e917 |
20203301143 has 8 divisors (see below), whose sum is σ = 21422700720. Its totient is φ = 18987342720.
The previous prime is 20203301101. The next prime is 20203301171. The reversal of 20203301143 is 34110330202.
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 20203301143 - 213 = 20203292951 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20203301143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20203301543) 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, 848188 + ... + 871681.
It is an arithmetic number, because the mean of its divisors is an integer number (2677837590).
Almost surely, 220203301143 is an apocalyptic number.
20203301143 is a deficient number, since it is larger than the sum of its proper divisors (1219399577).
20203301143 is a wasteful number, since it uses less digits than its factorization.
20203301143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1720577.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20203301143 its reverse (34110330202), we get a palindrome (54313631345).
The spelling of 20203301143 in words is "twenty billion, two hundred three million, three hundred one thousand, one hundred forty-three".
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