Base | Representation |
---|---|
bin | 1001010101111011001001… |
… | …10110111110011101110000 |
3 | 2200202000222222020121200110 |
4 | 10222331210312332131300 |
5 | 10143100134300210000 |
6 | 111410004510421320 |
7 | 4220202242466510 |
oct | 452754466763560 |
9 | 80660888217613 |
10 | 20544520710000 |
11 | 6600978389941 |
12 | 23797ba501840 |
13 | b60455c5c1a1 |
14 | 5105081c9840 |
15 | 2596242d0850 |
hex | 12af64dbe770 |
20544520710000 has 200 divisors, whose sum is σ = 75794803199104. Its totient is φ = 4695890400000.
The previous prime is 20544520709989. The next prime is 20544520710101. The reversal of 20544520710000 is 1702544502.
It is a tau number, because it is divible by the number of its divisors (200).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a self number, because there is not a number n which added to its sum of digits gives 20544520710000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 48705526 + ... + 49125525.
Almost surely, 220544520710000 is an apocalyptic number.
20544520710000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20544520710000 is an abundant number, since it is smaller than the sum of its proper divisors (55250282489104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20544520710000 is an equidigital number, since it uses as much as digits as its factorization.
20544520710000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97831089 (or 97831068 counting only the distinct ones).
The product of its (nonzero) digits is 11200, while the sum is 30.
The spelling of 20544520710000 in words is "twenty trillion, five hundred forty-four billion, five hundred twenty million, seven hundred ten thousand".
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