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4897900800 = 2832521331211
BaseRepresentation
bin1001000111111000…
…00000100100000000
3110122100021010210100
410203330000210000
540012330311200
62130003002400
7232242320112
oct44374004400
913570233710
104897900800
112093812401
12b48369400
13600961770
143466c53b2
151d9ed9d00
hex123f00900

4897900800 has 648 divisors, whose sum is σ = 19558692608. Its totient is φ = 1161216000.

The previous prime is 4897900703. The next prime is 4897900801. The reversal of 4897900800 is 80097984.

4897900800 is a `hidden beast` number, since 489 + 7 + 90 + 0 + 80 + 0 = 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 (4897900801) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23212695 + ... + 23212905.

Almost surely, 24897900800 is an apocalyptic number.

4897900800 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 4897900800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9779346304).

4897900800 is an abundant number, since it is smaller than the sum of its proper divisors (14660791808).

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

4897900800 is a wasteful number, since it uses less digits than its factorization.

4897900800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 4897900800 is about 69985.0041080230. The cubic root of 4897900800 is about 1698.2566672817.

The spelling of 4897900800 in words is "four billion, eight hundred ninety-seven million, nine hundred thousand, eight hundred".