Base | Representation |
---|---|
bin | 10101011001011010… |
… | …00001001111101000 |
3 | 1002122120121021002202 |
4 | 22230231001033220 |
5 | 142011234323240 |
6 | 5135515115332 |
7 | 554445302411 |
oct | 125455011750 |
9 | 32576537082 |
10 | 11487417320 |
11 | 4965390725 |
12 | 2287142b48 |
13 | 1110bc5472 |
14 | 7ad90c808 |
15 | 47376e315 |
hex | 2acb413e8 |
11487417320 has 64 divisors (see below), whose sum is σ = 26515969920. Its totient is φ = 4476536064.
The previous prime is 11487417307. The next prime is 11487417323. The reversal of 11487417320 is 2371478411.
It is not an unprimeable number, because it can be changed into a prime (11487417323) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674429 + ... + 691251.
It is an arithmetic number, because the mean of its divisors is an integer number (414312030).
Almost surely, 211487417320 is an apocalyptic number.
11487417320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11487417320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13257984960).
11487417320 is an abundant number, since it is smaller than the sum of its proper divisors (15028552600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11487417320 is a wasteful number, since it uses less digits than its factorization.
11487417320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17274 (or 17270 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 38.
The spelling of 11487417320 in words is "eleven billion, four hundred eighty-seven million, four hundred seventeen thousand, three hundred twenty".
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