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2020076385 = 35134671759
BaseRepresentation
bin111100001100111…
…1110101101100001
312012210010111211220
41320121332231201
513114114421020
6532241125253
7101026236345
oct17031765541
95183114756
102020076385
1194730a318
12484629829
13262686492
14152403625
15bc52b240
hex7867eb61

2020076385 has 8 divisors (see below), whose sum is σ = 3232122240. Its totient is φ = 1077374064.

The previous prime is 2020076353. The next prime is 2020076389. The reversal of 2020076385 is 5836700202.

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

It is not a de Polignac number, because 2020076385 - 25 = 2020076353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020076389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67335865 + ... + 67335894.

It is an arithmetic number, because the mean of its divisors is an integer number (404015280).

Almost surely, 22020076385 is an apocalyptic number.

It is an amenable number.

2020076385 is a deficient number, since it is larger than the sum of its proper divisors (1212045855).

2020076385 is a wasteful number, since it uses less digits than its factorization.

2020076385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134671767.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 2020076385 is about 44945.2598724270. The cubic root of 2020076385 is about 1264.1227984583.

Adding to 2020076385 its reverse (5836700202), we get a palindrome (7856776587).

The spelling of 2020076385 in words is "two billion, twenty million, seventy-six thousand, three hundred eighty-five".

Divisors: 1 3 5 15 134671759 404015277 673358795 2020076385