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2220673020 = 2235120130817
BaseRepresentation
bin1000010001011100…
…1100011111111100
312201202120212200220
42010113030133330
514021443014040
61004204421340
7106013260236
oct20427143774
95652525626
102220673020
11a3a56a565
1251b847850
132950bc207
14170cdd256
15cee522d0
hex845cc7fc

2220673020 has 48 divisors (see below), whose sum is σ = 6223263648. Its totient is φ = 591667200.

The previous prime is 2220673009. The next prime is 2220673079. The reversal of 2220673020 is 203760222.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 56652 + ... + 87468.

It is an arithmetic number, because the mean of its divisors is an integer number (129651326).

Almost surely, 22220673020 is an apocalyptic number.

2220673020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220673020 is an abundant number, since it is smaller than the sum of its proper divisors (4002590628).

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

2220673020 is a wasteful number, since it uses less digits than its factorization.

2220673020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32030 (or 32028 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 2220673020 is about 47124.0174433377. The cubic root of 2220673020 is about 1304.6525638114.

The spelling of 2220673020 in words is "two billion, two hundred twenty million, six hundred seventy-three thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1201 2402 3603 4804 6005 7206 12010 14412 18015 24020 30817 36030 61634 72060 92451 123268 154085 184902 308170 369804 462255 616340 924510 1849020 37011217 74022434 111033651 148044868 185056085 222067302 370112170 444134604 555168255 740224340 1110336510 2220673020