Base | Representation |
---|---|
bin | 10110101000001100… |
… | …11000111101111010 |
3 | 1011100122022121210000 |
4 | 23110012120331322 |
5 | 144334441121024 |
6 | 5325245533430 |
7 | 610022344035 |
oct | 132406307572 |
9 | 34318277700 |
10 | 12148379514 |
11 | 5174497377 |
12 | 2430574276 |
13 | 11b7b16c5b |
14 | 83360401c |
15 | 4b17cecc9 |
hex | 2d4198f7a |
12148379514 has 20 divisors (see below), whose sum is σ = 27221369274. Its totient is φ = 4049459784.
The previous prime is 12148379513. The next prime is 12148379519. The reversal of 12148379514 is 41597384121.
12148379514 is a `hidden beast` number, since 1 + 21 + 48 + 3 + 79 + 514 = 666.
It can be written as a sum of positive squares in only one way, i.e., 11931848289 + 216531225 = 109233^2 + 14715^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12148379514.
It is not an unprimeable number, because it can be changed into a prime (12148379513) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37494837 + ... + 37495160.
Almost surely, 212148379514 is an apocalyptic number.
12148379514 is an abundant number, since it is smaller than the sum of its proper divisors (15072989760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12148379514 is an equidigital number, since it uses as much as digits as its factorization.
12148379514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74990011 (or 74990002 counting only the distinct ones).
The product of its digits is 241920, while the sum is 45.
The spelling of 12148379514 in words is "twelve billion, one hundred forty-eight million, three hundred seventy-nine thousand, five hundred fourteen".
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