Base | Representation |
---|---|
bin | 110000010101100000… |
… | …000001101111101111 |
3 | 11221222000121200020121 |
4 | 300111200001233233 |
5 | 1322242440343342 |
6 | 35502004025411 |
7 | 3515065324300 |
oct | 602540015757 |
9 | 157860550217 |
10 | 51900324847 |
11 | 20013420258 |
12 | a085392267 |
13 | 4b816883b7 |
14 | 2724c807a7 |
15 | 153b619067 |
hex | c15801bef |
51900324847 has 12 divisors (see below), whose sum is σ = 60960007056. Its totient is φ = 44054085600.
The previous prime is 51900324829. The next prime is 51900324859. The reversal of 51900324847 is 74842300915.
It is not a de Polignac number, because 51900324847 - 215 = 51900292079 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 (51900324347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5136654 + ... + 5146747.
It is an arithmetic number, because the mean of its divisors is an integer number (5080000588).
Almost surely, 251900324847 is an apocalyptic number.
51900324847 is a deficient number, since it is larger than the sum of its proper divisors (9059682209).
51900324847 is a wasteful number, since it uses less digits than its factorization.
51900324847 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10283518 (or 10283511 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 43.
The spelling of 51900324847 in words is "fifty-one billion, nine hundred million, three hundred twenty-four thousand, eight hundred forty-seven".
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