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2028804002 = 21961875239
BaseRepresentation
bin111100011101101…
…0001011110100010
312020101112220212222
41320323101132202
513123333212002
6533152151042
7101163356321
oct17073213642
95211486788
102028804002
11951230525
12487538482
13264420b54
141536360b8
15bd1a21a2
hex78ed17a2

2028804002 has 16 divisors (see below), whose sum is σ = 3255892800. Its totient is φ = 945257040.

The previous prime is 2028803981. The next prime is 2028804007. The reversal of 2028804002 is 2004088202.

It is not an unprimeable number, because it can be changed into a prime (2028804007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435302 + ... + 439937.

It is an arithmetic number, because the mean of its divisors is an integer number (203493300).

Almost surely, 22028804002 is an apocalyptic number.

2028804002 is a deficient number, since it is larger than the sum of its proper divisors (1227088798).

2028804002 is a wasteful number, since it uses less digits than its factorization.

2028804002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875321.

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 2028804002 is about 45042.2468578112. The cubic root of 2028804002 is about 1265.9407047708.

The spelling of 2028804002 in words is "two billion, twenty-eight million, eight hundred four thousand, two".

Divisors: 1 2 19 38 61 122 1159 2318 875239 1750478 16629541 33259082 53389579 106779158 1014402001 2028804002