Base | Representation |
---|---|
bin | 1001001000111111001010… |
… | …10111110011110100010000 |
3 | 2122011112121120111002222221 |
4 | 10210133211113303310100 |
5 | 10113304300022431000 |
6 | 110425451305310424 |
7 | 4143114512511205 |
oct | 444374527636420 |
9 | 78145546432887 |
10 | 20100000202000 |
11 | 644a3a9120984 |
12 | 2307621495414 |
13 | b2a563b643b4 |
14 | 4d6bb9331cac |
15 | 24cca911061a |
hex | 1247e55f3d10 |
20100000202000 has 80 divisors (see below), whose sum is σ = 48951454406400. Its totient is φ = 7982158243200.
The previous prime is 20100000201997. The next prime is 20100000202019. The reversal of 20100000202000 is 20200000102.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35873080 + ... + 36429079.
It is an arithmetic number, because the mean of its divisors is an integer number (611893180080).
Almost surely, 220100000202000 is an apocalyptic number.
20100000202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20100000202000 is an abundant number, since it is smaller than the sum of its proper divisors (28851454204400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20100000202000 is a wasteful number, since it uses less digits than its factorization.
20100000202000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72302321 (or 72302305 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 7.
Adding to 20100000202000 its reverse (20200000102), we get a palindrome (20120200202102).
The spelling of 20100000202000 in words is "twenty trillion, one hundred billion, two hundred two thousand".
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