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52982880 = 25351743151
BaseRepresentation
bin1100101000011…
…1010001100000
310200200210211220
43022013101200
5102030423010
65131335040
71212230016
oct312072140
9120623756
1052982880
11279a8905
12158b1480
13ac91022
1470728b6
1549b8970
hex3287460

52982880 has 192 divisors, whose sum is σ = 182020608. Its totient is φ = 12902400.

The previous prime is 52982879. The next prime is 52982899. The reversal of 52982880 is 8828925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350805 + ... + 350955.

It is an arithmetic number, because the mean of its divisors is an integer number (948024).

Almost surely, 252982880 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 52982880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91010304).

52982880 is an abundant number, since it is smaller than the sum of its proper divisors (129037728).

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

52982880 is a wasteful number, since it uses less digits than its factorization.

52982880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 52982880 is about 7278.9339878859. The cubic root of 52982880 is about 375.5881260274.

The spelling of 52982880 in words is "fifty-two million, nine hundred eighty-two thousand, eight hundred eighty".