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2221201414 = 21117994271
BaseRepresentation
bin1000010001100100…
…1101100000000110
312201210120201112001
42010121031200012
514022111421124
61004224015514
7106020620605
oct20431154006
95653521461
102221201414
11a3a8a0553
1251ba6159a
13295245883
14170dd9a3c
15d0008b44
hex8464d806

2221201414 has 8 divisors (see below), whose sum is σ = 3334788288. Its totient is φ = 1109605320.

The previous prime is 2221201361. The next prime is 2221201459. The reversal of 2221201414 is 4141021222.

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

It is a junction number, because it is equal to n+sod(n) for n = 2221201391 and 2221201400.

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 3 ways as a sum of consecutive naturals, for example, 494902 + ... + 499369.

It is an arithmetic number, because the mean of its divisors is an integer number (416848536).

Almost surely, 22221201414 is an apocalyptic number.

2221201414 is a deficient number, since it is larger than the sum of its proper divisors (1113586874).

2221201414 is a wasteful number, since it uses less digits than its factorization.

2221201414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995390.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2221201414 is about 47129.6235291563. The cubic root of 2221201414 is about 1304.7560333318.

Adding to 2221201414 its reverse (4141021222), we get a palindrome (6362222636).

The spelling of 2221201414 in words is "two billion, two hundred twenty-one million, two hundred one thousand, four hundred fourteen".

Divisors: 1 2 1117 2234 994271 1988542 1110600707 2221201414