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1220227714 = 22131728621
BaseRepresentation
bin100100010111011…
…0011001010000010
310011001001222202001
41020232303022002
54444334241324
6321025414214
742144523126
oct11056631202
93131058661
101220227714
11576872162
122a079a36a
13165a57444
14b80b7586
15721d3e44
hex48bb3282

1220227714 has 8 divisors (see below), whose sum is σ = 1830491388. Its totient is φ = 610063920.

The previous prime is 1220227711. The next prime is 1220227753. The reversal of 1220227714 is 4177220221.

It can be written as a sum of positive squares in 2 ways, for example, as 1218359025 + 1868689 = 34905^2 + 1367^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1220227711) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 28324 + ... + 56944.

Almost surely, 21220227714 is an apocalyptic number.

1220227714 is a deficient number, since it is larger than the sum of its proper divisors (610263674).

1220227714 is a wasteful number, since it uses less digits than its factorization.

1220227714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49940.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 1220227714 is about 34931.7579574805. The cubic root of 1220227714 is about 1068.5962066631.

Adding to 1220227714 its reverse (4177220221), we get a palindrome (5397447935).

The spelling of 1220227714 in words is "one billion, two hundred twenty million, two hundred twenty-seven thousand, seven hundred fourteen".

Divisors: 1 2 21317 28621 42634 57242 610113857 1220227714