Base | Representation |
---|---|
bin | 1001011010111110010111… |
… | …10001111000100011100000 |
3 | 2201100121220020220210101102 |
4 | 10231133023301320203200 |
5 | 10203421024301321120 |
6 | 112021423342253532 |
7 | 4235554332235424 |
oct | 455371361704340 |
9 | 81317806823342 |
10 | 20718046120160 |
11 | 6668523a09924 |
12 | 23a73678872a8 |
13 | b7391b3ab68c |
14 | 518a8a156b84 |
15 | 25ddcd3a6d75 |
hex | 12d7cbc788e0 |
20718046120160 has 96 divisors (see below), whose sum is σ = 51288190571520. Its totient is φ = 7893737302528.
The previous prime is 20718046120139. The next prime is 20718046120199. The reversal of 20718046120160 is 6102164081702.
It is a congruent number.
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, 10898522 + ... + 12657561.
It is an arithmetic number, because the mean of its divisors is an integer number (534251985120).
Almost surely, 220718046120160 is an apocalyptic number.
20718046120160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20718046120160 is an abundant number, since it is smaller than the sum of its proper divisors (30570144451360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20718046120160 is a wasteful number, since it uses less digits than its factorization.
20718046120160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23556360 (or 23556352 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 38.
The spelling of 20718046120160 in words is "twenty trillion, seven hundred eighteen billion, forty-six million, one hundred twenty thousand, one hundred sixty".
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