Base | Representation |
---|---|
bin | 101111111001100110… |
… | …101111010011001110 |
3 | 11220202101222200101020 |
4 | 233321212233103032 |
5 | 1320313133303004 |
6 | 35343325055010 |
7 | 3500353345245 |
oct | 577146572316 |
9 | 156671880336 |
10 | 51432322254 |
11 | 1a8a3228a55 |
12 | 9b746b7466 |
13 | 4b087274a1 |
14 | 26bca5795c |
15 | 15104c18d9 |
hex | bf99af4ce |
51432322254 has 16 divisors (see below), whose sum is σ = 102926743248. Its totient is φ = 17133757632.
The previous prime is 51432322181. The next prime is 51432322259. The reversal of 51432322254 is 45222323415.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51432322259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2576677 + ... + 2596560.
It is an arithmetic number, because the mean of its divisors is an integer number (6432921453).
Almost surely, 251432322254 is an apocalyptic number.
51432322254 is an abundant number, since it is smaller than the sum of its proper divisors (51494420994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51432322254 is a wasteful number, since it uses less digits than its factorization.
51432322254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5174899.
The product of its digits is 57600, while the sum is 33.
Adding to 51432322254 its reverse (45222323415), we get a palindrome (96654645669).
The spelling of 51432322254 in words is "fifty-one billion, four hundred thirty-two million, three hundred twenty-two thousand, two hundred fifty-four".
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