Base | Representation |
---|---|
bin | 10010101011010101… |
… | …100001100010111000 |
3 | 1220202121220212100021 |
4 | 102223111201202320 |
5 | 312032412244134 |
6 | 13113551420224 |
7 | 1306652501542 |
oct | 225325414270 |
9 | 56677825307 |
10 | 20054415544 |
11 | 8561216249 |
12 | 3a78224674 |
13 | 1b77a4aa97 |
14 | d8360c692 |
15 | 7c59190b4 |
hex | 4ab5618b8 |
20054415544 has 32 divisors (see below), whose sum is σ = 38015293680. Its totient is φ = 9917144064.
The previous prime is 20054415529. The next prime is 20054415581. The reversal of 20054415544 is 44551445002.
It is a super-2 number, since 2×200544155442 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262419 + ... + 1278205.
Almost surely, 220054415544 is an apocalyptic number.
It is an amenable number.
20054415544 is a deficient number, since it is larger than the sum of its proper divisors (17960878136).
20054415544 is a wasteful number, since it uses less digits than its factorization.
20054415544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17527 (or 17523 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 34.
The spelling of 20054415544 in words is "twenty billion, fifty-four million, four hundred fifteen thousand, five hundred forty-four".
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