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52130750760 = 233251115187181
BaseRepresentation
bin110000100011001111…
…000010000100101000
311222120002012112011200
4300203033002010220
51323230433011020
635540514524200
73523564033044
oct604317020450
9158502175150
1052130750760
11201214a46a0
12a12a596660
134bba3364aa
142747703024
151551983590
hexc233c2128

52130750760 has 192 divisors, whose sum is σ = 186053362560. Its totient is φ = 12553920000.

The previous prime is 52130750669. The next prime is 52130750761. The reversal of 52130750760 is 6705703125.

52130750760 is a `hidden beast` number, since 521 + 3 + 0 + 75 + 0 + 7 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52130750761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 554370 + ... + 641550.

It is an arithmetic number, because the mean of its divisors is an integer number (969027930).

Almost surely, 252130750760 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 52130750760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93026681280).

52130750760 is an abundant number, since it is smaller than the sum of its proper divisors (133922611800).

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

52130750760 is a wasteful number, since it uses less digits than its factorization.

52130750760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87360 (or 87353 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The spelling of 52130750760 in words is "fifty-two billion, one hundred thirty million, seven hundred fifty thousand, seven hundred sixty".