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2030886888 = 23384620287
BaseRepresentation
bin111100100001100…
…1101111111101000
312020112110202001220
41321003031333220
513124401340023
6533304542040
7101220153012
oct17103157750
95215422056
102030886888
11952423418
12488181920
1326499cc24
14153a191b2
15bd4643e3
hex790cdfe8

2030886888 has 16 divisors (see below), whose sum is σ = 5077217280. Its totient is φ = 676962288.

The previous prime is 2030886881. The next prime is 2030886899. The reversal of 2030886888 is 8886880302.

It is a self number, because there is not a number n which added to its sum of digits gives 2030886888.

It is not an unprimeable number, because it can be changed into a prime (2030886881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42310120 + ... + 42310167.

It is an arithmetic number, because the mean of its divisors is an integer number (317326080).

Almost surely, 22030886888 is an apocalyptic number.

It is an amenable number.

2030886888 is an abundant number, since it is smaller than the sum of its proper divisors (3046330392).

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

2030886888 is a wasteful number, since it uses less digits than its factorization.

2030886888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84620296 (or 84620292 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The square root of 2030886888 is about 45065.3623973002. The cubic root of 2030886888 is about 1266.3737855934.

The spelling of 2030886888 in words is "two billion, thirty million, eight hundred eighty-six thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 84620287 169240574 253860861 338481148 507721722 676962296 1015443444 2030886888