Base | Representation |
---|---|
bin | 1001001000001010100010… |
… | …01110010110011110110000 |
3 | 2122001211200102010120201112 |
4 | 10210011101032112132300 |
5 | 10112323413143001200 |
6 | 110404455440052452 |
7 | 4141064356361501 |
oct | 444052116263660 |
9 | 78054612116645 |
10 | 20071744890800 |
11 | 64394197a3419 |
12 | 2302056904128 |
13 | b279b0094645 |
14 | 4d56988c2ba8 |
15 | 24c1a3766535 |
hex | 1241513967b0 |
20071744890800 has 30 divisors (see below), whose sum is σ = 48222367101108. Its totient is φ = 8028697956160.
The previous prime is 20071744890763. The next prime is 20071744890817. The reversal of 20071744890800 is 809844717002.
It is a super-2 number, since 2×200717448908002 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (50).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25089680714 + ... + 25089681513.
Almost surely, 220071744890800 is an apocalyptic number.
20071744890800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20071744890800 is an abundant number, since it is smaller than the sum of its proper divisors (28150622210308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20071744890800 is a wasteful number, since it uses less digits than its factorization.
20071744890800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50179362245 (or 50179362234 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 50.
The spelling of 20071744890800 in words is "twenty trillion, seventy-one billion, seven hundred forty-four million, eight hundred ninety thousand, eight hundred".
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