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82952848742400 = 21133527132232957
BaseRepresentation
bin10010110111000111110111…
…000101010001100000000000
3101212201012210122201020101000
4102313013313011101200000
541333044413234224100
6452232002421012000
723321100631236210
oct2267076705214000
9355635718636330
1082952848742400
11244821185a212a
129378999254000
13373955cb874a0
14166ad2162c240
1598cbd994e900
hex4b71f7151800

82952848742400 has 2304 divisors, whose sum is σ = 376825081651200. Its totient is φ = 17417762242560.

The previous prime is 82952848742359. The next prime is 82952848742437. The reversal of 82952848742400 is 424784825928.

82952848742400 is a `hidden beast` number, since 8 + 2 + 9 + 52 + 84 + 87 + 424 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2304).

It is a super-2 number, since 2×829528487424002 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 28053041722 + ... + 28053044678.

It is an arithmetic number, because the mean of its divisors is an integer number (163552552800).

Almost surely, 282952848742400 is an apocalyptic number.

82952848742400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82952848742400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188412540825600).

82952848742400 is an abundant number, since it is smaller than the sum of its proper divisors (293872232908800).

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

82952848742400 is a wasteful number, since it uses less digits than its factorization.

82952848742400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241 (or 3210 counting only the distinct ones).

The product of its (nonzero) digits is 82575360, while the sum is 63.

The spelling of 82952848742400 in words is "eighty-two trillion, nine hundred fifty-two billion, eight hundred forty-eight million, seven hundred forty-two thousand, four hundred".