Base | Representation |
---|---|
bin | 1001001010100101001000… |
… | …01100101001000010000110 |
3 | 2122100202220120120112122010 |
4 | 10211102210030221002012 |
5 | 10120203402240030204 |
6 | 110510543233515050 |
7 | 4150063164435552 |
oct | 445224414510206 |
9 | 78322816515563 |
10 | 20154741330054 |
11 | 647063a058681 |
12 | 231615a112a86 |
13 | b32778c35026 |
14 | 4d96cd5b8862 |
15 | 24e40ed23d89 |
hex | 1254a4329086 |
20154741330054 has 8 divisors (see below), whose sum is σ = 40309482660120. Its totient is φ = 6718247110016.
The previous prime is 20154741330047. The next prime is 20154741330077. The reversal of 20154741330054 is 45003314745102.
It is a sphenic number, since it is the product of 3 distinct primes.
20154741330054 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 20154741329994 and 20154741330021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679561777499 + ... + 1679561777510.
It is an arithmetic number, because the mean of its divisors is an integer number (5038685332515).
Almost surely, 220154741330054 is an apocalyptic number.
20154741330054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20154741330054 is a wasteful number, since it uses less digits than its factorization.
20154741330054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3359123555014.
The product of its (nonzero) digits is 201600, while the sum is 39.
The spelling of 20154741330054 in words is "twenty trillion, one hundred fifty-four billion, seven hundred forty-one million, three hundred thirty thousand, fifty-four".
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