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2020135039 = 13167930509
BaseRepresentation
bin111100001101000…
…1101000001111111
312012210020111022021
41320122031001333
513114123310124
6532242301011
7101026602346
oct17032150177
95183214267
102020135039
1194734a39a
12484657767
132626a70a0
1415241ab5d
15bc53d7e4
hex7868d07f

2020135039 has 8 divisors (see below), whose sum is σ = 2188559520. Its totient is φ = 1853571936.

The previous prime is 2020135031. The next prime is 2020135049. The reversal of 2020135039 is 9305310202.

It is a happy number.

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 2020135039 - 23 = 2020135031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020135031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463084 + ... + 467425.

It is an arithmetic number, because the mean of its divisors is an integer number (273569940).

Almost surely, 22020135039 is an apocalyptic number.

2020135039 is a deficient number, since it is larger than the sum of its proper divisors (168424481).

2020135039 is a wasteful number, since it uses less digits than its factorization.

2020135039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930689.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 2020135039 is about 44945.9123725395. The cubic root of 2020135039 is about 1264.1350331674.

The spelling of 2020135039 in words is "two billion, twenty million, one hundred thirty-five thousand, thirty-nine".

Divisors: 1 13 167 2171 930509 12096617 155395003 2020135039