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2020386976 = 25232745091
BaseRepresentation
bin111100001101100…
…1010100010100000
312012210201021220021
41320123022202200
513114204340401
6532251523224
7101032002016
oct17033124240
95183637807
102020386976
11947501703
12484759514
1326276496a
141524848b6
15bc58d2a1
hex786ca8a0

2020386976 has 24 divisors (see below), whose sum is σ = 4150579104. Its totient is φ = 966271680.

The previous prime is 2020386959. The next prime is 2020386989. The reversal of 2020386976 is 6796830202.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 1371810 + ... + 1373281.

It is an arithmetic number, because the mean of its divisors is an integer number (172940796).

Almost surely, 22020386976 is an apocalyptic number.

It is an amenable number.

2020386976 is an abundant number, since it is smaller than the sum of its proper divisors (2130192128).

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

2020386976 is a wasteful number, since it uses less digits than its factorization.

2020386976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745124 (or 2745116 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2020386976 is about 44948.7149538227. The cubic root of 2020386976 is about 1264.1875823193.

The spelling of 2020386976 in words is "two billion, twenty million, three hundred eighty-six thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 16 23 32 46 92 184 368 736 2745091 5490182 10980364 21960728 43921456 63137093 87842912 126274186 252548372 505096744 1010193488 2020386976