Base | Representation |
---|---|
bin | 101110010011… |
… | …011101101100 |
3 | 211211200200110 |
4 | 232103131230 |
5 | 11101411343 |
6 | 1112100020 |
7 | 205113525 |
oct | 56233554 |
9 | 24750613 |
10 | 12138348 |
11 | 69407a2 |
12 | 4094610 |
13 | 268cc71 |
14 | 187d84c |
15 | 10eb833 |
hex | b9376c |
12138348 has 24 divisors (see below), whose sum is σ = 28486080. Its totient is φ = 4022800.
The previous prime is 12138317. The next prime is 12138353. The reversal of 12138348 is 84383121.
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, 678 + ... + 4973.
It is an arithmetic number, because the mean of its divisors is an integer number (1186920).
Almost surely, 212138348 is an apocalyptic number.
It is an amenable number.
12138348 is an abundant number, since it is smaller than the sum of its proper divisors (16347732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12138348 is a wasteful number, since it uses less digits than its factorization.
12138348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5837 (or 5835 counting only the distinct ones).
The product of its digits is 4608, while the sum is 30.
The square root of 12138348 is about 3484.0132031897. The cubic root of 12138348 is about 229.8193161923.
The spelling of 12138348 in words is "twelve million, one hundred thirty-eight thousand, three hundred forty-eight".
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