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2020356041 = 1117231134157
BaseRepresentation
bin111100001101100…
…0010111111001001
312012210122201110112
41320123002333021
513114202343131
6532251124105
7101031512564
oct17033027711
95183581415
102020356041
11947490440
12484743635
13262753862
141524774db
15bc58402b
hex786c2fc9

2020356041 has 32 divisors (see below), whose sum is σ = 2457278208. Its totient is φ = 1638461440.

The previous prime is 2020355969. The next prime is 2020356043. The reversal of 2020356041 is 1406530202.

It is not a de Polignac number, because 2020356041 - 210 = 2020355017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 2020355998 and 2020356016.

It is not an unprimeable number, because it can be changed into a prime (2020356043) 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 31 ways as a sum of consecutive naturals, for example, 483935 + ... + 488091.

It is an arithmetic number, because the mean of its divisors is an integer number (76789944).

Almost surely, 22020356041 is an apocalyptic number.

It is an amenable number.

2020356041 is a deficient number, since it is larger than the sum of its proper divisors (436922167).

2020356041 is a wasteful number, since it uses less digits than its factorization.

2020356041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4321.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2020356041 is about 44948.3708381071. The cubic root of 2020356041 is about 1264.1811301160.

Adding to 2020356041 its reverse (1406530202), we get a palindrome (3426886243).

The spelling of 2020356041 in words is "two billion, twenty million, three hundred fifty-six thousand, forty-one".

Divisors: 1 11 17 23 113 187 253 391 1243 1921 2599 4157 4301 21131 28589 44183 45727 70669 95611 469741 486013 777359 1051721 1625387 5167151 7985597 10804043 17879257 87841567 118844473 183668731 2020356041