Base | Representation |
---|---|
bin | 110010100101101110… |
… | …011011111110101111 |
3 | 12012012122200222221022 |
4 | 302211232123332233 |
5 | 1342221411141143 |
6 | 40542042324355 |
7 | 3632046364253 |
oct | 624556337657 |
9 | 165178628838 |
10 | 54320021423 |
11 | 21045266098 |
12 | a63b7b96bb |
13 | 5178a7c315 |
14 | 28b438a263 |
15 | 162dc81268 |
hex | ca5b9bfaf |
54320021423 has 8 divisors (see below), whose sum is σ = 56291900400. Its totient is φ = 52354727488.
The previous prime is 54320021417. The next prime is 54320021461. The reversal of 54320021423 is 32412002345.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54320021423 - 218 = 54319759279 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54320021392 and 54320021401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54320021473) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1629461 + ... + 1662462.
It is an arithmetic number, because the mean of its divisors is an integer number (7036487550).
Almost surely, 254320021423 is an apocalyptic number.
54320021423 is a deficient number, since it is larger than the sum of its proper divisors (1971878977).
54320021423 is a wasteful number, since it uses less digits than its factorization.
54320021423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3292521.
The product of its (nonzero) digits is 5760, while the sum is 26.
Adding to 54320021423 its reverse (32412002345), we get a palindrome (86732023768).
The spelling of 54320021423 in words is "fifty-four billion, three hundred twenty million, twenty-one thousand, four hundred twenty-three".
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