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5127022789850 = 252139781316777
BaseRepresentation
bin100101010011011101001…
…0111110100010011011010
3200011010202000220102111102
41022212322113310103122
51133000120313233400
614523153255431402
71036262255442413
oct112467227642332
920133660812442
105127022789850
1116a73a3781635
126a9799685562
132b2626203790
1413a21369c80a
158d573ee39d5
hex4a9ba5f44da

5127022789850 has 48 divisors (see below), whose sum is σ = 10375695605688. Its totient is φ = 1873538519040.

The previous prime is 5127022789717. The next prime is 5127022789873. The reversal of 5127022789850 is 589872207215.

It is a Cunningham number, because it is equal to 22642932+1.

It can be written as a sum of positive squares in 12 ways, for example, as 1 + 5127022789849 = 1^2 + 2264293^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 40595339 + ... + 40721438.

Almost surely, 25127022789850 is an apocalyptic number.

5127022789850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5127022789850 is an abundant number, since it is smaller than the sum of its proper divisors (5248672815838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5127022789850 is a wasteful number, since it uses less digits than its factorization.

5127022789850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81316899 (or 81316894 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 56.

The spelling of 5127022789850 in words is "five trillion, one hundred twenty-seven billion, twenty-two million, seven hundred eighty-nine thousand, eight hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 97 130 194 325 485 650 970 1261 2425 2522 4850 6305 12610 31525 63050 81316777 162633554 406583885 813167770 1057118101 2032919425 2114236202 4065838850 5285590505 7887727369 10571181010 15775454738 26427952525 39438636845 52855905050 78877273690 102540455797 197193184225 205080911594 394386368450 512702278985 1025404557970 2563511394925 5127022789850