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1244230102 = 21738779439
BaseRepresentation
bin100101000101001…
…0111000111010110
310012201020102211101
41022022113013112
510022010330402
6323244100314
742555532003
oct11212270726
93181212741
101244230102
11589376545
122a883469a
1316aa0c53b
14bb3648aa
1574375b87
hex4a2971d6

1244230102 has 16 divisors (see below), whose sum is σ = 1976849280. Its totient is φ = 585307008.

The previous prime is 1244230081. The next prime is 1244230111. The reversal of 1244230102 is 2010324421.

It is a self number, because there is not a number n which added to its sum of digits gives 1244230102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127099 + ... + 136537.

It is an arithmetic number, because the mean of its divisors is an integer number (123553080).

Almost surely, 21244230102 is an apocalyptic number.

1244230102 is a deficient number, since it is larger than the sum of its proper divisors (732619178).

1244230102 is a wasteful number, since it uses less digits than its factorization.

1244230102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13335.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1244230102 is about 35273.6459981103. The cubic root of 1244230102 is about 1075.5573391181.

Adding to 1244230102 its reverse (2010324421), we get a palindrome (3254554523).

The spelling of 1244230102 in words is "one billion, two hundred forty-four million, two hundred thirty thousand, one hundred two".

Divisors: 1 2 17 34 3877 7754 9439 18878 65909 131818 160463 320926 36595003 73190006 622115051 1244230102