Base | Representation |
---|---|
bin | 1001010010000110011101… |
… | …01011101101001011001000 |
3 | 2200021110220200010112120221 |
4 | 10221003032223231023020 |
5 | 10133422113422414222 |
6 | 111225401142355424 |
7 | 4204541640262051 |
oct | 451031653551310 |
9 | 80243820115527 |
10 | 20413152154312 |
11 | 6560195248655 |
12 | 235825742bb74 |
13 | b50c4b6983b8 |
14 | 508005075728 |
15 | 255ed62390c7 |
hex | 1290ceaed2c8 |
20413152154312 has 128 divisors (see below), whose sum is σ = 41388117696000. Its totient is φ = 9403866501120.
The previous prime is 20413152154303. The next prime is 20413152154313. The reversal of 20413152154312 is 21345125131402.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (20413152154313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2590826389 + ... + 2590834267.
It is an arithmetic number, because the mean of its divisors is an integer number (323344669500).
Almost surely, 220413152154312 is an apocalyptic number.
It is an amenable number.
20413152154312 is an abundant number, since it is smaller than the sum of its proper divisors (20974965541688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20413152154312 is a wasteful number, since it uses less digits than its factorization.
20413152154312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9839 (or 9835 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 34.
Adding to 20413152154312 its reverse (21345125131402), we get a palindrome (41758277285714).
The spelling of 20413152154312 in words is "twenty trillion, four hundred thirteen billion, one hundred fifty-two million, one hundred fifty-four thousand, three hundred twelve".
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