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2020430230 = 257213317179
BaseRepresentation
bin111100001101101…
…0101000110010110
312012210210111020021
41320123111012112
513114212231410
6532252455354
7101032242100
oct17033250626
95183714207
102020430230
11947531155
1248477a55a
1326277b560
14152496570
15bc59aeda
hex786d5196

2020430230 has 48 divisors (see below), whose sum is σ = 4555973520. Its totient is φ = 639430848.

The previous prime is 2020430179. The next prime is 2020430231. The reversal of 2020430230 is 320340202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020430231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152220 + ... + 164959.

It is an arithmetic number, because the mean of its divisors is an integer number (94916115).

Almost surely, 22020430230 is an apocalyptic number.

2020430230 is an abundant number, since it is smaller than the sum of its proper divisors (2535543290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020430230 is a wasteful number, since it uses less digits than its factorization.

2020430230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317213 (or 317206 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2020430230 is about 44949.1960995967. The cubic root of 2020430230 is about 1264.1966038220.

Adding to 2020430230 its reverse (320340202), we get a palindrome (2340770432).

The spelling of 2020430230 in words is "two billion, twenty million, four hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 49 65 70 91 98 130 182 245 455 490 637 910 1274 3185 6370 317179 634358 1585895 2220253 3171790 4123327 4440506 8246654 11101265 15541771 20616635 22202530 28863289 31083542 41233270 57726578 77708855 144316445 155417710 202043023 288632890 404086046 1010215115 2020430230