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2008846980 = 2231557
BaseRepresentation
bin111011110111100…
…1001001010000100
312012000000000000000
41313233021022010
513103231100410
6531200321300
7100531626510
oct16757111204
95160000000
102008846980
11940a3a518
12480913230
1326025416a
14150b1d140
15bb55ddc0
hex77bc9284

2008846980 has 192 divisors, whose sum is σ = 7231848960. Its totient is φ = 459165024.

The previous prime is 2008846921. The next prime is 2008846981. The reversal of 2008846980 is 896488002.

It is a happy number.

2008846980 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 (2008846981) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 286978137 + ... + 286978143.

It is an arithmetic number, because the mean of its divisors is an integer number (37665880).

Almost surely, 22008846980 is an apocalyptic number.

2008846980 is a gapful number since it is divisible by the number (20) 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 2008846980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3615924480).

2008846980 is an abundant number, since it is smaller than the sum of its proper divisors (5223001980).

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

2008846980 is an frugal number, since it uses more digits than its factorization.

2008846980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 2008846980 is about 44820.1626503073. The cubic root of 2008846980 is about 1261.7760667498.

The spelling of 2008846980 in words is "two billion, eight million, eight hundred forty-six thousand, nine hundred eighty".