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52022880 = 25325713397
BaseRepresentation
bin1100011001110…
…0111001100000
310121220000222100
43012130321200
5101304213010
65055010400
71201121130
oct306347140
9117800870
1052022880
1127402618
1215509a00
13aa16090
146ca2ac0
1548792c0
hex319ce60

52022880 has 288 divisors, whose sum is σ = 219046464. Its totient is φ = 10948608.

The previous prime is 52022879. The next prime is 52022899. The reversal of 52022880 is 8822025.

It is a tau number, because it is divible by the number of its divisors (288).

It is a zygodrome in base 2.

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, 130842 + ... + 131238.

It is an arithmetic number, because the mean of its divisors is an integer number (760578).

Almost surely, 252022880 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 52022880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109523232).

52022880 is an abundant number, since it is smaller than the sum of its proper divisors (167023584).

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

52022880 is a wasteful number, since it uses less digits than its factorization.

52022880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 427 counting only the distinct ones).

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

The square root of 52022880 is about 7212.6888190189. The cubic root of 52022880 is about 373.3058511516.

The spelling of 52022880 in words is "fifty-two million, twenty-two thousand, eight hundred eighty".