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1223041304 = 23157973759
BaseRepresentation
bin100100011100110…
…0010000100011000
310011020100221021002
41020321202010120
510001044310204
6321210004132
742210452042
oct11071420430
93136327232
101223041304
11578414041
122a1716648
13166500ca4
14b860aa92
157258c91e
hex48e62118

1223041304 has 16 divisors (see below), whose sum is σ = 2307811200. Its totient is φ = 607624992.

The previous prime is 1223041301. The next prime is 1223041321. The reversal of 1223041304 is 4031403221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223041301) by changing a digit.

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, 485624 + ... + 488135.

It is an arithmetic number, because the mean of its divisors is an integer number (144238200).

Almost surely, 21223041304 is an apocalyptic number.

It is an amenable number.

1223041304 is a deficient number, since it is larger than the sum of its proper divisors (1084769896).

1223041304 is a wasteful number, since it uses less digits than its factorization.

1223041304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973922 (or 973918 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1223041304 is about 34972.0074345183. The cubic root of 1223041304 is about 1069.4168960216.

Adding to 1223041304 its reverse (4031403221), we get a palindrome (5254444525).

The spelling of 1223041304 in words is "one billion, two hundred twenty-three million, forty-one thousand, three hundred four".

Divisors: 1 2 4 8 157 314 628 1256 973759 1947518 3895036 7790072 152880163 305760326 611520652 1223041304