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52075680 = 2535235389
BaseRepresentation
bin1100011010100…
…1110010100000
310121222201101220
43012221302200
5101312410210
65100055040
71201431066
oct306516240
9117881356
1052075680
1127439258
1215534480
13aa34117
146cb8036
154889c70
hex31a9ca0

52075680 has 192 divisors, whose sum is σ = 176359680. Its totient is φ = 12886016.

The previous prime is 52075669. The next prime is 52075697. The reversal of 52075680 is 8657025.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 585076 + ... + 585164.

It is an arithmetic number, because the mean of its divisors is an integer number (918540).

Almost surely, 252075680 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 52075680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88179840).

52075680 is an abundant number, since it is smaller than the sum of its proper divisors (124284000).

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

52075680 is a wasteful number, since it uses less digits than its factorization.

52075680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 52075680 is about 7216.3481069028. The cubic root of 52075680 is about 373.4321025521.

The spelling of 52075680 in words is "fifty-two million, seventy-five thousand, six hundred eighty".