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2020202307 = 324143127321
BaseRepresentation
bin111100001101001…
…1101011101000011
312012210100220120200
41320122131131003
513114132433212
6532243540243
7101030302434
oct17032353503
95183326520
102020202307
11947395992
1248468a683
132626cb8a6
1415243748b
15bc5536dc
hex7869d743

2020202307 has 24 divisors (see below), whose sum is σ = 3058783728. Its totient is φ = 1283385600.

The previous prime is 2020202287. The next prime is 2020202323. The reversal of 2020202307 is 7032020202.

It is not a de Polignac number, because 2020202307 - 27 = 2020202179 is a prime.

It is a super-2 number, since 2×20202023072 = 8162434722416244498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2020202307.

It is not an unprimeable number, because it can be changed into a prime (2020202347) 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 23 ways as a sum of consecutive naturals, for example, 47794 + ... + 79527.

It is an arithmetic number, because the mean of its divisors is an integer number (127449322).

Almost surely, 22020202307 is an apocalyptic number.

2020202307 is a deficient number, since it is larger than the sum of its proper divisors (1038581421).

2020202307 is a wasteful number, since it uses less digits than its factorization.

2020202307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127411 (or 127408 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2020202307 is about 44946.6606879755. The cubic root of 2020202307 is about 1264.1490643897.

Adding to 2020202307 its reverse (7032020202), we get a palindrome (9052222509).

The spelling of 2020202307 in words is "two billion, twenty million, two hundred two thousand, three hundred seven".

Divisors: 1 3 9 41 43 123 129 369 387 1763 5289 15867 127321 381963 1145889 5220161 5474803 15660483 16424409 46981449 49273227 224466923 673400769 2020202307