Base | Representation |
---|---|
bin | 10010101011010101… |
… | …100001100010111010 |
3 | 1220202121220212100100 |
4 | 102223111201202322 |
5 | 312032412244141 |
6 | 13113551420230 |
7 | 1306652501544 |
oct | 225325414272 |
9 | 56677825310 |
10 | 20054415546 |
11 | 8561216250 |
12 | 3a78224676 |
13 | 1b77a4aa99 |
14 | d8360c694 |
15 | 7c59190b6 |
hex | 4ab5618ba |
20054415546 has 48 divisors (see below), whose sum is σ = 47504384928. Its totient is φ = 6063885600.
The previous prime is 20054415529. The next prime is 20054415581. The reversal of 20054415546 is 64551445002.
20054415546 is a `hidden beast` number, since 20 + 0 + 54 + 41 + 5 + 546 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 20054415546.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18576 + ... + 201131.
It is an arithmetic number, because the mean of its divisors is an integer number (989674686).
Almost surely, 220054415546 is an apocalyptic number.
20054415546 is an abundant number, since it is smaller than the sum of its proper divisors (27449969382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20054415546 is a wasteful number, since it uses less digits than its factorization.
20054415546 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220187 (or 220184 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 36.
It can be divided in two parts, 20054 and 415546, that added together give a square (435600 = 6602).
The spelling of 20054415546 in words is "twenty billion, fifty-four million, four hundred fifteen thousand, five hundred forty-six".
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