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2030038889 = 29402717383
BaseRepresentation
bin111100011111111…
…1110111101101001
312020110212122211112
41320333332331221
513124142221024
6533234440105
7101210021504
oct17077767551
95213778745
102030038889
119519a429a
12487a33035
13264763c58
1415387813b
15bd34800e
hex78ffef69

2030038889 has 8 divisors (see below), whose sum is σ = 2100682560. Its totient is φ = 1959438096.

The previous prime is 2030038873. The next prime is 2030038891. The reversal of 2030038889 is 9888300302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2030038889 - 24 = 2030038873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030038859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108092 + ... + 125474.

It is an arithmetic number, because the mean of its divisors is an integer number (262585320).

Almost surely, 22030038889 is an apocalyptic number.

2030038889 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2030038889 is a deficient number, since it is larger than the sum of its proper divisors (70643671).

2030038889 is a wasteful number, since it uses less digits than its factorization.

2030038889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21439.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 2030038889 is about 45055.9528697374. The cubic root of 2030038889 is about 1266.1975024776.

The spelling of 2030038889 in words is "two billion, thirty million, thirty-eight thousand, eight hundred eighty-nine".

Divisors: 1 29 4027 17383 116783 504107 70001341 2030038889