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4897578000 = 243537294021
BaseRepresentation
bin1001000111110101…
…10001110000010000
3110122022122201222210
410203322301300100
540012234444000
62125552032120
7232236504030
oct44372616020
913568581883
104897578000
112093611927
12b48232640
1360087a863
1434663d8c0
151d9e74350
hex123eb1c10

4897578000 has 320 divisors, whose sum is σ = 18672376320. Its totient is φ = 1080576000.

The previous prime is 4897577987. The next prime is 4897578011. The reversal of 4897578000 is 8757984.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1215990 + ... + 1220010.

It is an arithmetic number, because the mean of its divisors is an integer number (58351176).

Almost surely, 24897578000 is an apocalyptic number.

4897578000 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 4897578000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9336188160).

4897578000 is an abundant number, since it is smaller than the sum of its proper divisors (13774798320).

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

4897578000 is a wasteful number, since it uses less digits than its factorization.

4897578000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083 (or 4067 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 4897578000 is about 69982.6978616858. The cubic root of 4897578000 is about 1698.2193581488.

The spelling of 4897578000 in words is "four billion, eight hundred ninety-seven million, five hundred seventy-eight thousand".