Base | Representation |
---|---|
bin | 1001011011101111001010… |
… | …11001010000000000010000 |
3 | 2201110010112011000000201100 |
4 | 10231313211121100000100 |
5 | 10204333203343032000 |
6 | 112041435213504400 |
7 | 4240502513616342 |
oct | 455674531200020 |
9 | 81403464000640 |
10 | 20744245674000 |
11 | 6678648977462 |
12 | 23b0459aa2100 |
13 | b762352b1264 |
14 | 51a053955292 |
15 | 25e913527a00 |
hex | 12dde5650010 |
20744245674000 has 240 divisors, whose sum is σ = 74137685491584. Its totient is φ = 5403152160000.
The previous prime is 20744245673971. The next prime is 20744245674017. The reversal of 20744245674000 is 47654244702.
20744245674000 is a `hidden beast` number, since 2 + 0 + 7 + 4 + 42 + 4 + 567 + 40 + 0 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12626676 + ... + 14174675.
Almost surely, 220744245674000 is an apocalyptic number.
20744245674000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20744245674000 is an abundant number, since it is smaller than the sum of its proper divisors (53393439817584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20744245674000 is a wasteful number, since it uses less digits than its factorization.
20744245674000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26801423 (or 26801404 counting only the distinct ones).
The product of its (nonzero) digits is 1505280, while the sum is 45.
The spelling of 20744245674000 in words is "twenty trillion, seven hundred forty-four billion, two hundred forty-five million, six hundred seventy-four thousand".
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