Base | Representation |
---|---|
bin | 101111110101011110… |
… | …011000011011010000 |
3 | 11220120120120220001022 |
4 | 233311132120123100 |
5 | 1320142413210134 |
6 | 35332411455012 |
7 | 3465552326261 |
oct | 576536303320 |
9 | 156516526038 |
10 | 51363022544 |
11 | 1a8680a6069 |
12 | 9b55457468 |
13 | 4ac7272642 |
14 | 26b3778968 |
15 | 150938352e |
hex | bf57986d0 |
51363022544 has 40 divisors (see below), whose sum is σ = 104785897440. Its totient is φ = 24322336128.
The previous prime is 51363022537. The next prime is 51363022547. The reversal of 51363022544 is 44522036315.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51363022547) 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, 1029602 + ... + 1078334.
It is an arithmetic number, because the mean of its divisors is an integer number (2619647436).
Almost surely, 251363022544 is an apocalyptic number.
It is an amenable number.
51363022544 is an abundant number, since it is smaller than the sum of its proper divisors (53422874896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51363022544 is a wasteful number, since it uses less digits than its factorization.
51363022544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52227 (or 52221 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 35.
Adding to 51363022544 its reverse (44522036315), we get a palindrome (95885058859).
The spelling of 51363022544 in words is "fifty-one billion, three hundred sixty-three million, twenty-two thousand, five hundred forty-four".
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