Base | Representation |
---|---|
bin | 1001010011001111110001… |
… | …01101100110101001101100 |
3 | 2200102020111201121220022102 |
4 | 10221213320231212221230 |
5 | 10140043221033004440 |
6 | 111255430532434232 |
7 | 4210434212405420 |
oct | 451477055465154 |
9 | 80366451556272 |
10 | 20452512000620 |
11 | 6575952912757 |
12 | 2363a00a78978 |
13 | b54881c3359b |
14 | 509c9a606b80 |
15 | 25703b920b15 |
hex | 1299f8b66a6c |
20452512000620 has 48 divisors (see below), whose sum is σ = 49167975628800. Its totient is φ = 7000583139264.
The previous prime is 20452512000593. The next prime is 20452512000629. The reversal of 20452512000620 is 2600021525402.
It is a super-2 number, since 2×204525120006202 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20452512000629) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121860524 + ... + 122028243.
It is an arithmetic number, because the mean of its divisors is an integer number (1024332825600).
Almost surely, 220452512000620 is an apocalyptic number.
20452512000620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20452512000620 is an abundant number, since it is smaller than the sum of its proper divisors (28715463628180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20452512000620 is a wasteful number, since it uses less digits than its factorization.
20452512000620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243889382 (or 243889380 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 29.
The spelling of 20452512000620 in words is "twenty trillion, four hundred fifty-two billion, five hundred twelve million, six hundred twenty", and thus it is an aban number.
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