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2214221343 = 31315634151
BaseRepresentation
bin1000001111111010…
…0101011000011111
312201022110002122220
42003332211120133
514013320040333
61003414240423
7105604366545
oct20376453037
95638402586
102214221343
11a369632a4
12519656113
13293970759
141700ddd95
15ce5ca8b3
hex83fa561f

2214221343 has 8 divisors (see below), whose sum is σ = 2974832256. Its totient is φ = 1464879000.

The previous prime is 2214221309. The next prime is 2214221351. The reversal of 2214221343 is 3431224122.

It is a happy number.

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

It is not a de Polignac number, because 2214221343 - 210 = 2214220319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214221393) 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, 2816683 + ... + 2817468.

It is an arithmetic number, because the mean of its divisors is an integer number (371854032).

Almost surely, 22214221343 is an apocalyptic number.

2214221343 is a deficient number, since it is larger than the sum of its proper divisors (760610913).

2214221343 is a wasteful number, since it uses less digits than its factorization.

2214221343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634285.

The product of its digits is 2304, while the sum is 24.

The square root of 2214221343 is about 47055.5134176645. The cubic root of 2214221343 is about 1303.3878779131.

Adding to 2214221343 its reverse (3431224122), we get a palindrome (5645445465).

The spelling of 2214221343 in words is "two billion, two hundred fourteen million, two hundred twenty-one thousand, three hundred forty-three".

Divisors: 1 3 131 393 5634151 16902453 738073781 2214221343