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52048080 = 24325723449
BaseRepresentation
bin1100011010001…
…1000011010000
310121221022112200
43012203003100
5101311014310
65055323200
71201254450
oct306430320
9117838480
1052048080
112741a547
1215520500
13aa246a6
146cabd60
1548819c0
hex31a30d0

52048080 has 240 divisors, whose sum is σ = 208915200. Its totient is φ = 11354112.

The previous prime is 52048043. The next prime is 52048093. The reversal of 52048080 is 8084025.

It is a tau number, because it is divible by the number of its divisors (240).

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, 115696 + ... + 116144.

It is an arithmetic number, because the mean of its divisors is an integer number (870480).

Almost surely, 252048080 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 52048080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104457600).

52048080 is an abundant number, since it is smaller than the sum of its proper divisors (156867120).

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

52048080 is a wasteful number, since it uses less digits than its factorization.

52048080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 52048080 is about 7214.4355288546. The cubic root of 52048080 is about 373.3661181526.

The spelling of 52048080 in words is "fifty-two million, forty-eight thousand, eighty".