Base | Representation |
---|---|
bin | 1100111011010… |
… | …1110000100111 |
3 | 10210000202102011 |
4 | 3032311300213 |
5 | 102340044423 |
6 | 5214055051 |
7 | 1225610143 |
oct | 316656047 |
9 | 123022364 |
10 | 54221863 |
11 | 28674763 |
12 | 161aa487 |
13 | b305c57 |
14 | 72b6223 |
15 | 4b60b0d |
hex | 33b5c27 |
54221863 has 8 divisors (see below), whose sum is σ = 55274240. Its totient is φ = 53174880.
The previous prime is 54221837. The next prime is 54221897. The reversal of 54221863 is 36812245.
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 54221863 - 25 = 54221831 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54221813) 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, 23098 + ... + 25336.
It is an arithmetic number, because the mean of its divisors is an integer number (6909280).
Almost surely, 254221863 is an apocalyptic number.
54221863 is a deficient number, since it is larger than the sum of its proper divisors (1052377).
54221863 is a wasteful number, since it uses less digits than its factorization.
54221863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2697.
The product of its digits is 11520, while the sum is 31.
The square root of 54221863 is about 7363.5496195789. The cubic root of 54221863 is about 378.4932555467.
The spelling of 54221863 in words is "fifty-four million, two hundred twenty-one thousand, eight hundred sixty-three".
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