Search a number
-
+
52176089088 = 21235193189
BaseRepresentation
bin110000100101111011…
…111111000000000000
311222200020111221200000
4300211323333000000
51323324034322323
635545214400000
73524654303544
oct604573770000
9158606457600
1052176089088
1120145050a92
12a141800000
134bc684bac6
14274d745a24
15155593be43
hexc25eff000

52176089088 has 624 divisors, whose sum is σ = 171735782400. Its totient is φ = 15765995520.

The previous prime is 52176089051. The next prime is 52176089101. The reversal of 52176089088 is 88098067125.

52176089088 is a `hidden beast` number, since 5 + 21 + 7 + 608 + 9 + 0 + 8 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 586248148 + ... + 586248236.

It is an arithmetic number, because the mean of its divisors is an integer number (275217600).

Almost surely, 252176089088 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 52176089088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85867891200).

52176089088 is an abundant number, since it is smaller than the sum of its proper divisors (119559693312).

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

52176089088 is an equidigital number, since it uses as much as digits as its factorization.

52176089088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The spelling of 52176089088 in words is "fifty-two billion, one hundred seventy-six million, eighty-nine thousand, eighty-eight".