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2020204260 = 2233519196901
BaseRepresentation
bin111100001101001…
…1101111011100100
312012210101000021000
41320122131323210
513114133014020
6532243553300
7101030311224
oct17032357344
95183330230
102020204260
119473973a8
1248468b830
132626cc749
14152438084
15bc554090
hex7869dee4

2020204260 has 96 divisors (see below), whose sum is σ = 6615907200. Its totient is φ = 510364800.

The previous prime is 2020204237. The next prime is 2020204261. The reversal of 2020204260 is 624020202.

It is a happy number.

2020204260 is a `hidden beast` number, since 202 + 0 + 204 + 260 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2020204261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88191 + ... + 108710.

It is an arithmetic number, because the mean of its divisors is an integer number (68915700).

Almost surely, 22020204260 is an apocalyptic number.

2020204260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020204260 is an abundant number, since it is smaller than the sum of its proper divisors (4595702940).

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

2020204260 is a wasteful number, since it uses less digits than its factorization.

2020204260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196938 (or 196930 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2020204260 is about 44946.6824137222. The cubic root of 2020204260 is about 1264.1494717553.

Adding to 2020204260 its reverse (624020202), we get a palindrome (2644224462).

The spelling of 2020204260 in words is "two billion, twenty million, two hundred four thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 36 38 45 54 57 60 76 90 95 108 114 135 171 180 190 228 270 285 342 380 513 540 570 684 855 1026 1140 1710 2052 2565 3420 5130 10260 196901 393802 590703 787604 984505 1181406 1772109 1969010 2362812 2953515 3544218 3741119 3938020 5316327 5907030 7088436 7482238 8860545 10632654 11223357 11814060 14964476 17721090 18705595 21265308 22446714 26581635 33670071 35442180 37411190 44893428 53163270 56116785 67340142 74822380 101010213 106326540 112233570 134680284 168350355 202020426 224467140 336700710 404040852 505051065 673401420 1010102130 2020204260