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2020852312 = 231923578047
BaseRepresentation
bin111100001110011…
…1100001001011000
312012211120221012221
41320130330021120
513114314233222
6532305513424
7101035650463
oct17034741130
95184527187
102020852312
1194779a286
12484942874
132628986cb
141525662da
15bc6310c7
hex7873c258

2020852312 has 32 divisors (see below), whose sum is σ = 4161945600. Its totient is φ = 915624864.

The previous prime is 2020852259. The next prime is 2020852319. The reversal of 2020852312 is 2132580202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020852319) 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, 285528 + ... + 292519.

It is an arithmetic number, because the mean of its divisors is an integer number (130060800).

Almost surely, 22020852312 is an apocalyptic number.

It is an amenable number.

2020852312 is an abundant number, since it is smaller than the sum of its proper divisors (2141093288).

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

2020852312 is a wasteful number, since it uses less digits than its factorization.

2020852312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578095 (or 578091 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2020852312 is about 44953.8909550664. The cubic root of 2020852312 is about 1264.2846308620.

The spelling of 2020852312 in words is "two billion, twenty million, eight hundred fifty-two thousand, three hundred twelve".

Divisors: 1 2 4 8 19 23 38 46 76 92 152 184 437 874 1748 3496 578047 1156094 2312188 4624376 10982893 13295081 21965786 26590162 43931572 53180324 87863144 106360648 252606539 505213078 1010426156 2020852312