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5116497568 = 257132379967
BaseRepresentation
bin1001100001111011…
…11000111010100000
3111012120121000011221
410300331320322200
540434310410233
62203412144424
7240535340350
oct46075707240
914176530157
105116497568
112196147396
12ba9608114
1363702a570
14367748b60
151ee2b942d
hex130f78ea0

5116497568 has 192 divisors, whose sum is σ = 13113999360. Its totient is φ = 1909619712.

The previous prime is 5116497539. The next prime is 5116497569. The reversal of 5116497568 is 8657946115.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (5116497569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5290621 + ... + 5291587.

It is an arithmetic number, because the mean of its divisors is an integer number (68302080).

Almost surely, 25116497568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5116497568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6556999680).

5116497568 is an abundant number, since it is smaller than the sum of its proper divisors (7997501792).

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

5116497568 is a wasteful number, since it uses less digits than its factorization.

5116497568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099 (or 1091 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 52.

The square root of 5116497568 is about 71529.6971054680. The cubic root of 5116497568 is about 1723.1546539911.

The spelling of 5116497568 in words is "five billion, one hundred sixteen million, four hundred ninety-seven thousand, five hundred sixty-eight".