Search a number
-
+
13904181960 = 2335115868183
BaseRepresentation
bin11001111001100000…
…01111101011001000
31022220000011121221020
430330300033223020
5211433432310320
610215410512440
71001362411434
oct147460175310
938800147836
1013904181960
115995603779
122840595720
131407800a06
1495c8939c4
15565a07940
hex33cc0fac8

13904181960 has 32 divisors (see below), whose sum is σ = 41712546240. Its totient is φ = 3707781824.

The previous prime is 13904181953. The next prime is 13904181971. The reversal of 13904181960 is 6918140931.

13904181960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57933972 + ... + 57934211.

It is an arithmetic number, because the mean of its divisors is an integer number (1303517070).

Almost surely, 213904181960 is an apocalyptic number.

13904181960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13904181960 is an abundant number, since it is smaller than the sum of its proper divisors (27808364280).

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

13904181960 is a wasteful number, since it uses less digits than its factorization.

13904181960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115868197 (or 115868193 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 13904181960 in words is "thirteen billion, nine hundred four million, one hundred eighty-one thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 115868183 231736366 347604549 463472732 579340915 695209098 926945464 1158681830 1390418196 1738022745 2317363660 2780836392 3476045490 4634727320 6952090980 13904181960