Base | Representation |
---|---|
bin | 10110001010111111… |
… | …01011110100001000 |
3 | 1010201120020221022120 |
4 | 23011133223310020 |
5 | 143334224231242 |
6 | 5245054051240 |
7 | 600655552233 |
oct | 130537536410 |
9 | 33646227276 |
10 | 11903352072 |
11 | 505914a657 |
12 | 23824a9b20 |
13 | 11791259c1 |
14 | 80cc6041a |
15 | 49a02e1ec |
hex | 2c57ebd08 |
11903352072 has 16 divisors (see below), whose sum is σ = 29758380240. Its totient is φ = 3967784016.
The previous prime is 11903352061. The next prime is 11903352107. The reversal of 11903352072 is 27025330911.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247986478 + ... + 247986525.
It is an arithmetic number, because the mean of its divisors is an integer number (1859898765).
Almost surely, 211903352072 is an apocalyptic number.
11903352072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11903352072 is an abundant number, since it is smaller than the sum of its proper divisors (17855028168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11903352072 is a wasteful number, since it uses less digits than its factorization.
11903352072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 495973012 (or 495973008 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 33.
Adding to 11903352072 its reverse (27025330911), we get a palindrome (38928682983).
The spelling of 11903352072 in words is "eleven billion, nine hundred three million, three hundred fifty-two thousand, seventy-two".
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