Base | Representation |
---|---|
bin | 10110100111101100… |
… | …01110010001111000 |
3 | 1011100100100022020000 |
4 | 23103312032101320 |
5 | 144332400011212 |
6 | 5325015033000 |
7 | 606641333103 |
oct | 132366162170 |
9 | 34310308200 |
10 | 12144141432 |
11 | 5172062225 |
12 | 242b06b760 |
13 | 11b6c91c07 |
14 | 832c1d73a |
15 | 4b12441dc |
hex | 2d3d8e478 |
12144141432 has 80 divisors (see below), whose sum is σ = 34656728040. Its totient is φ = 3971657664.
The previous prime is 12144141409. The next prime is 12144141433. The reversal of 12144141432 is 23414144121.
12144141432 is a `hidden beast` number, since 1 + 214 + 4 + 1 + 414 + 32 = 666.
It is a super-2 number, since 2×121441414322 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 12144141396 and 12144141405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12144141433) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 142458 + ... + 211145.
Almost surely, 212144141432 is an apocalyptic number.
12144141432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12144141432 is an abundant number, since it is smaller than the sum of its proper divisors (22512586608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12144141432 is a wasteful number, since it uses less digits than its factorization.
12144141432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353674 (or 353661 counting only the distinct ones).
The product of its digits is 3072, while the sum is 27.
Adding to 12144141432 its reverse (23414144121), we get a palindrome (35558285553).
The spelling of 12144141432 in words is "twelve billion, one hundred forty-four million, one hundred forty-one thousand, four hundred thirty-two".
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