Search a number
-
+
20004255044 = 22293112315199
BaseRepresentation
bin10010101000010110…
…001011010101000100
31220122010112110001222
4102220112023111010
5311432042130134
613105000335512
71305503235164
oct225026132504
956563473058
1020004255044
118535975994
123a63474598
131b6a537607
14d7aab25a4
157c130ba2e
hex4a858b544

20004255044 has 24 divisors (see below), whose sum is σ = 35160518400. Its totient is φ = 9958459104.

The previous prime is 20004254989. The next prime is 20004255053. The reversal of 20004255044 is 44055240002.

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, 1308557 + ... + 1323755.

It is an arithmetic number, because the mean of its divisors is an integer number (1465021600).

Almost surely, 220004255044 is an apocalyptic number.

It is an amenable number.

20004255044 is a deficient number, since it is larger than the sum of its proper divisors (15156263356).

20004255044 is a wasteful number, since it uses less digits than its factorization.

20004255044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16619 (or 16617 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

Adding to 20004255044 its reverse (44055240002), we get a palindrome (64059495046).

The spelling of 20004255044 in words is "twenty billion, four million, two hundred fifty-five thousand, forty-four".

Divisors: 1 2 4 293 586 1123 1172 2246 4492 15199 30398 60796 329039 658078 1316156 4453307 8906614 17068477 17813228 34136954 68273908 5001063761 10002127522 20004255044