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2230230020 = 225491227111
BaseRepresentation
bin1000010011101110…
…1001110000000100
312202102120102102212
42010323221300010
514031414330040
61005145322552
7106160433224
oct20473516004
95672512385
102230230020
11a449a7907
12522a96458
13297087245
141722aa084
15d0bddd65
hex84ee9c04

2230230020 has 24 divisors (see below), whose sum is σ = 4693042368. Its totient is φ = 890271200.

The previous prime is 2230230011. The next prime is 2230230043. The reversal of 2230230020 is 200320322.

It is a junction number, because it is equal to n+sod(n) for n = 2230229977 and 2230230004.

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 7 ways as a sum of consecutive naturals, for example, 103736 + ... + 123375.

It is an arithmetic number, because the mean of its divisors is an integer number (195543432).

Almost surely, 22230230020 is an apocalyptic number.

2230230020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2230230020 is an abundant number, since it is smaller than the sum of its proper divisors (2462812348).

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

2230230020 is a wasteful number, since it uses less digits than its factorization.

2230230020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227611 (or 227609 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2230230020 is about 47225.3112218437. The cubic root of 2230230020 is about 1306.5214747682.

Adding to 2230230020 its reverse (200320322), we get a palindrome (2430550342).

The spelling of 2230230020 in words is "two billion, two hundred thirty million, two hundred thirty thousand, twenty".

Divisors: 1 2 4 5 10 20 491 982 1964 2455 4910 9820 227111 454222 908444 1135555 2271110 4542220 111511501 223023002 446046004 557557505 1115115010 2230230020