Base | Representation |
---|---|
bin | 1001010100001111000111… |
… | …11000010001111011100000 |
3 | 2200112111021221211212020000 |
4 | 10222013203320101323200 |
5 | 10141122344141404120 |
6 | 111323213421420000 |
7 | 4213050055435650 |
oct | 452074370217340 |
9 | 80474257755200 |
10 | 20486522216160 |
11 | 6589315788000 |
12 | 236a512a0a600 |
13 | b57b42085a90 |
14 | 50b7a54a4360 |
15 | 257d7c63b990 |
hex | 12a1e3e11ee0 |
20486522216160 has 3840 divisors, whose sum is σ = 101274171457536. Its totient is φ = 3793692672000.
The previous prime is 20486522216131. The next prime is 20486522216177. The reversal of 20486522216160 is 6161222568402.
20486522216160 is a `hidden beast` number, since 2 + 0 + 4 + 8 + 6 + 5 + 2 + 2 + 21 + 616 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 639 ways as a sum of consecutive naturals, for example, 48661572750 + ... + 48661573170.
Almost surely, 220486522216160 is an apocalyptic number.
20486522216160 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 20486522216160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50637085728768).
20486522216160 is an abundant number, since it is smaller than the sum of its proper divisors (80787649241376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20486522216160 is a wasteful number, since it uses less digits than its factorization.
20486522216160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532 (or 493 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 45.
The spelling of 20486522216160 in words is "twenty trillion, four hundred eighty-six billion, five hundred twenty-two million, two hundred sixteen thousand, one hundred sixty".
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