Base | Representation |
---|---|
bin | 110010011111110110… |
… | …001110100101100111 |
3 | 12011221210010112100200 |
4 | 302133312032211213 |
5 | 1342021134303143 |
6 | 40524200441543 |
7 | 3626441204421 |
oct | 623766164547 |
9 | 164853115320 |
10 | 54221400423 |
11 | 20aa4626733 |
12 | a6127792b3 |
13 | 51614cc3b8 |
14 | 28a5237811 |
15 | 16252a01d3 |
hex | c9fd8e967 |
54221400423 has 48 divisors (see below), whose sum is σ = 86707445760. Its totient is φ = 32514955200.
The previous prime is 54221400413. The next prime is 54221400463. The reversal of 54221400423 is 32400412245.
It is not a de Polignac number, because 54221400423 - 214 = 54221384039 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54221400403) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184458 + ... + 377448.
It is an arithmetic number, because the mean of its divisors is an integer number (1806405120).
Almost surely, 254221400423 is an apocalyptic number.
54221400423 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
54221400423 is a deficient number, since it is larger than the sum of its proper divisors (32486045337).
54221400423 is a wasteful number, since it uses less digits than its factorization.
54221400423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193100 (or 193097 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
Adding to 54221400423 its reverse (32400412245), we get a palindrome (86621812668).
The spelling of 54221400423 in words is "fifty-four billion, two hundred twenty-one million, four hundred thousand, four hundred twenty-three".
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