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2080068860 = 225104003443
BaseRepresentation
bin111101111111011…
…0101010011111100
312100222000110001102
41323332311103330
513224444200420
6542223032232
7102355202462
oct17376652374
95328013042
102080068860
11978165581
124a073b678
13271c2cb9c
1415a37c832
15c292ba75
hex7bfb54fc

2080068860 has 12 divisors (see below), whose sum is σ = 4368144648. Its totient is φ = 832027536.

The previous prime is 2080068853. The next prime is 2080068911. The reversal of 2080068860 is 688600802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52001702 + ... + 52001741.

It is an arithmetic number, because the mean of its divisors is an integer number (364012054).

Almost surely, 22080068860 is an apocalyptic number.

2080068860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2080068860 is an abundant number, since it is smaller than the sum of its proper divisors (2288075788).

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

2080068860 is a wasteful number, since it uses less digits than its factorization.

2080068860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104003452 (or 104003450 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 2080068860 is about 45607.7719254076. The cubic root of 2080068860 is about 1276.5149461308.

The spelling of 2080068860 in words is "two billion, eighty million, sixty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 104003443 208006886 416013772 520017215 1040034430 2080068860