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2222030320 = 24549156569
BaseRepresentation
bin1000010001110001…
…0111110111110000
312201212010211120021
42010130113313300
514022314432240
61004253453224
7106030642336
oct20434276760
95655124507
102222030320
11a403072a4
125201a1214
13295475c53
14171173b56
15d011e54a
hex84717df0

2222030320 has 40 divisors (see below), whose sum is σ = 5176833840. Its totient is φ = 886986240.

The previous prime is 2222030311. The next prime is 2222030323. The reversal of 2222030320 is 230302222.

2222030320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 2222030294 and 2222030303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222030323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10996 + ... + 67564.

It is an arithmetic number, because the mean of its divisors is an integer number (129420846).

Almost surely, 22222030320 is an apocalyptic number.

2222030320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222030320 is an abundant number, since it is smaller than the sum of its proper divisors (2954803520).

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

2222030320 is a wasteful number, since it uses less digits than its factorization.

2222030320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57073 (or 57067 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2222030320 is about 47138.4166047185. The cubic root of 2222030320 is about 1304.9183157183.

Adding to 2222030320 its reverse (230302222), we get a palindrome (2452332542).

The spelling of 2222030320 in words is "two billion, two hundred twenty-two million, thirty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 491 982 1964 2455 3928 4910 7856 9820 19640 39280 56569 113138 226276 282845 452552 565690 905104 1131380 2262760 4525520 27775379 55550758 111101516 138876895 222203032 277753790 444406064 555507580 1111015160 2222030320