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2008754868 = 223167396239
BaseRepresentation
bin111011110111011…
…0010101010110100
312011222211022122110
41313232302222310
513103220123433
6531154331020
7100531064121
oct16756625264
95158738573
102008754868
1194098729a
12480889a70
13260221263
14150ad7748
15bb541963
hex77bb2ab4

2008754868 has 12 divisors (see below), whose sum is σ = 4687094720. Its totient is φ = 669584952.

The previous prime is 2008754863. The next prime is 2008754873. The reversal of 2008754868 is 8684578002.

It is an interprime number because it is at equal distance from previous prime (2008754863) and next prime (2008754873).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×20087548682 = 8070192239427394848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2008754863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83698108 + ... + 83698131.

Almost surely, 22008754868 is an apocalyptic number.

It is an amenable number.

2008754868 is an abundant number, since it is smaller than the sum of its proper divisors (2678339852).

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

2008754868 is a wasteful number, since it uses less digits than its factorization.

2008754868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167396246 (or 167396244 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The square root of 2008754868 is about 44819.1350652821. The cubic root of 2008754868 is about 1261.7567809780.

The spelling of 2008754868 in words is "two billion, eight million, seven hundred fifty-four thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 167396239 334792478 502188717 669584956 1004377434 2008754868