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1306420922 = 24991309039
BaseRepresentation
bin100110111011110…
…0110011010111010
310101001021001121002
41031313212122322
510133420432142
6333345045002
744242252232
oct11567463272
93331231532
101306420922
11610493414
12305626762
1317a875741
14c5712cc2
1579a5ca32
hex4dde66ba

1306420922 has 8 divisors (see below), whose sum is σ = 1963560000. Its totient is φ = 651900924.

The previous prime is 1306420919. The next prime is 1306420963. The reversal of 1306420922 is 2290246031.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653522 + ... + 655517.

It is an arithmetic number, because the mean of its divisors is an integer number (245445000).

Almost surely, 21306420922 is an apocalyptic number.

1306420922 is a deficient number, since it is larger than the sum of its proper divisors (657139078).

1306420922 is a wasteful number, since it uses less digits than its factorization.

1306420922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309540.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1306420922 is about 36144.4452440482. The cubic root of 1306420922 is about 1093.1867914302.

Adding to 1306420922 its reverse (2290246031), we get a palindrome (3596666953).

The spelling of 1306420922 in words is "one billion, three hundred six million, four hundred twenty thousand, nine hundred twenty-two".

Divisors: 1 2 499 998 1309039 2618078 653210461 1306420922