Base | Representation |
---|---|
bin | 1001001010110001011001… |
… | …10000101010011100111101 |
3 | 2122101101220120111200101000 |
4 | 10211120230300222130331 |
5 | 10120310344311113400 |
6 | 110513552545040513 |
7 | 4150415326450401 |
oct | 445305460523475 |
9 | 78341816450330 |
10 | 20161327441725 |
11 | 6473409810878 |
12 | 2317497926139 |
13 | b33288576022 |
14 | 4d9b56197101 |
15 | 24e698134600 |
hex | 12562cc2a73d |
20161327441725 has 96 divisors (see below), whose sum is σ = 37202887612800. Its totient is φ = 10704594700800.
The previous prime is 20161327441687. The next prime is 20161327441771. The reversal of 20161327441725 is 52714472316102.
20161327441725 is a `hidden beast` number, since 2 + 0 + 1 + 6 + 132 + 7 + 441 + 72 + 5 = 666.
It is not a de Polignac number, because 20161327441725 - 220 = 20161326393149 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1349569306 + ... + 1349584244.
It is an arithmetic number, because the mean of its divisors is an integer number (387530079300).
Almost surely, 220161327441725 is an apocalyptic number.
20161327441725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20161327441725 is a deficient number, since it is larger than the sum of its proper divisors (17041560171075).
20161327441725 is a wasteful number, since it uses less digits than its factorization.
20161327441725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23772 (or 23761 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 45.
Adding to 20161327441725 its reverse (52714472316102), we get a palindrome (72875799757827).
The spelling of 20161327441725 in words is "twenty trillion, one hundred sixty-one billion, three hundred twenty-seven million, four hundred forty-one thousand, seven hundred twenty-five".
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