Base | Representation |
---|---|
bin | 1001001100110010010111… |
… | …01111110000010100000100 |
3 | 2122122000121222112012022122 |
4 | 10212121023233300110010 |
5 | 10122424200043232040 |
6 | 111005443304145112 |
7 | 4155416206201061 |
oct | 446311357602404 |
9 | 78560558465278 |
10 | 20230566774020 |
11 | 649a80a596a49 |
12 | 232899ba68198 |
13 | b3997122c435 |
14 | 4dd243b61c68 |
15 | 25139ba8c1b5 |
hex | 12664bbf0504 |
20230566774020 has 72 divisors (see below), whose sum is σ = 44429845590144. Its totient is φ = 7737217647808.
The previous prime is 20230566774013. The next prime is 20230566774059. The reversal of 20230566774020 is 2047766503202.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25498547 + ... + 26279973.
It is an arithmetic number, because the mean of its divisors is an integer number (617081188752).
Almost surely, 220230566774020 is an apocalyptic number.
20230566774020 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 20230566774020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22214922795072).
20230566774020 is an abundant number, since it is smaller than the sum of its proper divisors (24199278816124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230566774020 is a wasteful number, since it uses less digits than its factorization.
20230566774020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 783929 (or 783904 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 44.
The spelling of 20230566774020 in words is "twenty trillion, two hundred thirty billion, five hundred sixty-six million, seven hundred seventy-four thousand, twenty".
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