Base | Representation |
---|---|
bin | 1101000010001… |
… | …0000000010110 |
3 | 10210212021121110 |
4 | 3100202000112 |
5 | 102443241423 |
6 | 5231355450 |
7 | 1232434605 |
oct | 320420026 |
9 | 123767543 |
10 | 54665238 |
11 | 28947891 |
12 | 16382b86 |
13 | b42c9c4 |
14 | 738da3c |
15 | 4bec193 |
hex | 3422016 |
54665238 has 8 divisors (see below), whose sum is σ = 109330488. Its totient is φ = 18221744.
The previous prime is 54665213. The next prime is 54665239. The reversal of 54665238 is 83256645.
It is a sphenic number, since it is the product of 3 distinct primes.
54665238 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 54665196 and 54665205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54665239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4555431 + ... + 4555442.
It is an arithmetic number, because the mean of its divisors is an integer number (13666311).
Almost surely, 254665238 is an apocalyptic number.
54665238 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.
54665238 is a wasteful number, since it uses less digits than its factorization.
54665238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9110878.
The product of its digits is 172800, while the sum is 39.
The square root of 54665238 is about 7393.5943897404. The cubic root of 54665238 is about 379.5221093179.
The spelling of 54665238 in words is "fifty-four million, six hundred sixty-five thousand, two hundred thirty-eight".
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