Base | Representation |
---|---|
bin | 101111111011101111… |
… | …000010001001100000 |
3 | 11220211220012220001121 |
4 | 233323233002021200 |
5 | 1320401310113130 |
6 | 35351042542024 |
7 | 3501266133640 |
oct | 577357021140 |
9 | 156756186047 |
10 | 51468051040 |
11 | 1a91141157a |
12 | 9b84667914 |
13 | 4b12c56b93 |
14 | 26c36b8520 |
15 | 15136ccd7a |
hex | bfbbc2260 |
51468051040 has 48 divisors (see below), whose sum is σ = 138963740832. Its totient is φ = 17646188544.
The previous prime is 51468050999. The next prime is 51468051097. The reversal of 51468051040 is 4015086415.
It is a junction number, because it is equal to n+sod(n) for n = 51468050987 and 51468051005.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22975689 + ... + 22977928.
It is an arithmetic number, because the mean of its divisors is an integer number (2895077934).
Almost surely, 251468051040 is an apocalyptic number.
It is an amenable number.
51468051040 is an abundant number, since it is smaller than the sum of its proper divisors (87495689792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51468051040 is a wasteful number, since it uses less digits than its factorization.
51468051040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45953639 (or 45953631 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 34.
The spelling of 51468051040 in words is "fifty-one billion, four hundred sixty-eight million, fifty-one thousand, forty".
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