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2020323223 = 43163288247
BaseRepresentation
bin111100001101011…
…1010111110010111
312012210121001110001
41320122322332113
513114200320343
6532250312131
7101031315112
oct17032727627
95183531401
102020323223
11947468816
12484728647
13262741939
14152469579
15bc57944d
hex786baf97

2020323223 has 8 divisors (see below), whose sum is σ = 2079997568. Its totient is φ = 1961225784.

The previous prime is 2020323211. The next prime is 2020323259. The reversal of 2020323223 is 3223230202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2020323223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020323223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020323203) 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, 137115 + ... + 151132.

It is an arithmetic number, because the mean of its divisors is an integer number (259999696).

Almost surely, 22020323223 is an apocalyptic number.

2020323223 is a deficient number, since it is larger than the sum of its proper divisors (59674345).

2020323223 is a wasteful number, since it uses less digits than its factorization.

2020323223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288453.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 2020323223 is about 44948.0057733377. The cubic root of 2020323223 is about 1264.1742850980.

Adding to 2020323223 its reverse (3223230202), we get a palindrome (5243553425).

The spelling of 2020323223 in words is "two billion, twenty million, three hundred twenty-three thousand, two hundred twenty-three".

Divisors: 1 43 163 7009 288247 12394621 46984261 2020323223