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52132080 = 243572111331
BaseRepresentation
bin1100011011011…
…1100011110000
310122002120202210
43012313203300
5101321211310
65101212120
71202054400
oct306674360
9118076683
1052132080
1127477670
1215561040
13aa539b0
146cd0800
15489b820
hex31b78f0

52132080 has 480 divisors, whose sum is σ = 227985408. Its totient is φ = 9676800.

The previous prime is 52132063. The next prime is 52132109. The reversal of 52132080 is 8023125.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1681665 + ... + 1681695.

Almost surely, 252132080 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 52132080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113992704).

52132080 is an abundant number, since it is smaller than the sum of its proper divisors (175853328).

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

52132080 is a wasteful number, since it uses less digits than its factorization.

52132080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 52132080 is about 7220.2548431479. The cubic root of 52132080 is about 373.5668677736.

The spelling of 52132080 in words is "fifty-two million, one hundred thirty-two thousand, eighty".