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2220102008 = 2310116716453
BaseRepresentation
bin1000010001010100…
…0001000101111000
312201201111212102022
42010111001011320
514021321231013
61004144254012
7106005361415
oct20425010570
95651455368
102220102008
11a3a20a553
1251b611308
13294c4c337
14170bd110c
15ced8d008
hex84541178

2220102008 has 32 divisors (see below), whose sum is σ = 4229336160. Its totient is φ = 1092412800.

The previous prime is 2220101999. The next prime is 2220102037. The reversal of 2220102008 is 8002010222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126710 + ... + 143162.

It is an arithmetic number, because the mean of its divisors is an integer number (132166755).

Almost surely, 22220102008 is an apocalyptic number.

It is an amenable number.

2220102008 is a deficient number, since it is larger than the sum of its proper divisors (2009234152).

2220102008 is a wasteful number, since it uses less digits than its factorization.

2220102008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16727 (or 16723 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2220102008 is about 47117.9584447374. The cubic root of 2220102008 is about 1304.5407304280.

The spelling of 2220102008 in words is "two billion, two hundred twenty million, one hundred two thousand, eight".

Divisors: 1 2 4 8 101 167 202 334 404 668 808 1336 16453 16867 32906 33734 65812 67468 131624 134936 1661753 2747651 3323506 5495302 6647012 10990604 13294024 21981208 277512751 555025502 1110051004 2220102008