Base | Representation |
---|---|
bin | 1001000110001010110111… |
… | …10000000101110110011000 |
3 | 2121211021202112122112102111 |
4 | 10203011123300011312120 |
5 | 10110213024204443000 |
6 | 110313202200442104 |
7 | 4133116664601136 |
oct | 443053360056630 |
9 | 77737675575374 |
10 | 20003202031000 |
11 | 6412346078351 |
12 | 22b0907a79334 |
13 | b213a87b3b36 |
14 | 4d2235614756 |
15 | 24a4e1035cba |
hex | 12315bc05d98 |
20003202031000 has 512 divisors, whose sum is σ = 51235846272000. Its totient is φ = 7281770496000.
The previous prime is 20003202030997. The next prime is 20003202031049. The reversal of 20003202031000 is 13020230002.
It is a happy number.
It is a super-2 number, since 2×200032020310002 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13506550260 + ... + 13506551740.
It is an arithmetic number, because the mean of its divisors is an integer number (100070012250).
Almost surely, 220003202031000 is an apocalyptic number.
20003202031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20003202031000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25617923136000).
20003202031000 is an abundant number, since it is smaller than the sum of its proper divisors (31232644241000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20003202031000 is a wasteful number, since it uses less digits than its factorization.
20003202031000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1800 (or 1786 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 20003202031000 its reverse (13020230002), we get a palindrome (20016222261002).
The spelling of 20003202031000 in words is "twenty trillion, three billion, two hundred two million, thirty-one thousand".
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