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2220144022 = 24831229781
BaseRepresentation
bin1000010001010100…
…1011010110010110
312201201121000001101
42010111023112112
514021324102042
61004145220314
7106005625045
oct20425132626
95651530041
102220144022
11a3a239078
1251b63169a
13294c654b5
14170c0255c
15ced9a6b7
hex8454b596

2220144022 has 8 divisors (see below), whose sum is σ = 3330919872. Its totient is φ = 1109837400.

The previous prime is 2220144013. The next prime is 2220144037. The reversal of 2220144022 is 2204410222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105229 + ... + 124552.

It is an arithmetic number, because the mean of its divisors is an integer number (416364984).

Almost surely, 22220144022 is an apocalyptic number.

2220144022 is a deficient number, since it is larger than the sum of its proper divisors (1110775850).

2220144022 is a wasteful number, since it uses less digits than its factorization.

2220144022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234614.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2220144022 is about 47118.4042811299. The cubic root of 2220144022 is about 1304.5489595737.

Adding to 2220144022 its reverse (2204410222), we get a palindrome (4424554244).

The spelling of 2220144022 in words is "two billion, two hundred twenty million, one hundred forty-four thousand, twenty-two".

Divisors: 1 2 4831 9662 229781 459562 1110072011 2220144022