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2020100212 = 2213232958243
BaseRepresentation
bin111100001101000…
…0100100001110100
312012210011201112101
41320122010201310
513114121201322
6532241431444
7101026365664
oct17032044164
95183151471
102020100212
11947326209
1248463b584
13262694290
1415240c1a4
15bc533327
hex78684874

2020100212 has 48 divisors (see below), whose sum is σ = 4109696640. Its totient is φ = 861049728.

The previous prime is 2020100207. The next prime is 2020100263. The reversal of 2020100212 is 2120010202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5563 + ... + 63805.

It is an arithmetic number, because the mean of its divisors is an integer number (85618680).

Almost surely, 22020100212 is an apocalyptic number.

It is an amenable number.

2020100212 is an abundant number, since it is smaller than the sum of its proper divisors (2089596428).

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

2020100212 is a wasteful number, since it uses less digits than its factorization.

2020100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58312 (or 58310 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2020100212 is about 44945.5249385298. The cubic root of 2020100212 is about 1264.1277685897.

Adding to 2020100212 its reverse (2120010202), we get a palindrome (4140110414).

The spelling of 2020100212 in words is "two billion, twenty million, one hundred thousand, two hundred twelve".

Divisors: 1 2 4 13 23 26 29 46 52 58 92 116 299 377 598 667 754 1196 1334 1508 2668 8671 17342 34684 58243 116486 232972 757159 1339589 1514318 1689047 2679178 3028636 3378094 5358356 6756188 17414657 21957611 34829314 38848081 43915222 69658628 77696162 87830444 155392324 505025053 1010050106 2020100212