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4878812160 = 210325239443
BaseRepresentation
bin1001000101100110…
…01100010000000000
3110121000100100002200
410202303030100000
534442433442120
62124041513200
7231621135105
oct44263142000
913530310080
104878812160
112083a64872
12b41aa2800
135c9a0a101
14343d56aac
151d84b8e90
hex122ccc400

4878812160 has 264 divisors, whose sum is σ = 17014008960. Its totient is φ = 1292648448.

The previous prime is 4878812143. The next prime is 4878812161. The reversal of 4878812160 is 612188784.

4878812160 is a `hidden beast` number, since 487 + 8 + 8 + 1 + 2 + 160 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (4878812161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11012899 + ... + 11013341.

Almost surely, 24878812160 is an apocalyptic number.

4878812160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4878812160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8507004480).

4878812160 is an abundant number, since it is smaller than the sum of its proper divisors (12135196800).

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

4878812160 is a wasteful number, since it uses less digits than its factorization.

4878812160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 45.

The square root of 4878812160 is about 69848.4943287971. The cubic root of 4878812160 is about 1696.0475838079.

The spelling of 4878812160 in words is "four billion, eight hundred seventy-eight million, eight hundred twelve thousand, one hundred sixty".