Search a number
-
+
1369431236904 = 23358139815867
BaseRepresentation
bin10011111011011000011…
…101100110000100101000
311211220202000110201210220
4103323120131212010220
5134414043344040104
62525035200010040
7200636532311523
oct23733035460450
94756660421726
101369431236904
11488855261115
121a14a3900920
139c1a1762183
144a3d0829bba
152594e6387d9
hex13ed8766128

1369431236904 has 32 divisors (see below), whose sum is σ = 3424167393120. Its totient is φ = 456398505536.

The previous prime is 1369431236867. The next prime is 1369431236917. The reversal of 1369431236904 is 4096321349631.

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, 4768422 + ... + 5047445.

It is an arithmetic number, because the mean of its divisors is an integer number (107005231035).

Almost surely, 21369431236904 is an apocalyptic number.

It is an amenable number.

1369431236904 is an abundant number, since it is smaller than the sum of its proper divisors (2054736156216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1369431236904 is a wasteful number, since it uses less digits than its factorization.

1369431236904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9821689 (or 9821685 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 51.

The spelling of 1369431236904 in words is "one trillion, three hundred sixty-nine billion, four hundred thirty-one million, two hundred thirty-six thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 12 24 5813 11626 17439 23252 34878 46504 69756 139512 9815867 19631734 29447601 39263468 58895202 78526936 117790404 235580808 57059634871 114119269742 171178904613 228238539484 342357809226 456477078968 684715618452 1369431236904