Base | Representation |
---|---|
bin | 101110001100… |
… | …010010100000 |
3 | 211210012101000 |
4 | 232030102200 |
5 | 11044441320 |
6 | 1111312000 |
7 | 204632043 |
oct | 56142240 |
9 | 24705330 |
10 | 12108960 |
11 | 6920706 |
12 | 407b600 |
13 | 267c786 |
14 | 1872c5a |
15 | 10e2c90 |
hex | b8c4a0 |
12108960 has 96 divisors (see below), whose sum is σ = 42396480. Its totient is φ = 3227904.
The previous prime is 12108949. The next prime is 12108961. The reversal of 12108960 is 6980121.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (12108961) 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, 2919 + ... + 5721.
It is an arithmetic number, because the mean of its divisors is an integer number (441630).
Almost surely, 212108960 is an apocalyptic number.
12108960 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 12108960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21198240).
12108960 is an abundant number, since it is smaller than the sum of its proper divisors (30287520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12108960 is a wasteful number, since it uses less digits than its factorization.
12108960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2827 (or 2813 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 27.
The square root of 12108960 is about 3479.7930972976. The cubic root of 12108960 is about 229.6336954355.
The spelling of 12108960 in words is "twelve million, one hundred eight thousand, nine hundred sixty".
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