Base | Representation |
---|---|
bin | 1000011011101110000… |
… | …0000001010010110100 |
3 | 111211221220121222201122 |
4 | 2012323200001102310 |
5 | 4333203142412233 |
6 | 150320133443112 |
7 | 13316152512002 |
oct | 2067340012264 |
9 | 454856558648 |
10 | 144879654068 |
11 | 564968734a6 |
12 | 240b3aa0498 |
13 | 1087b805376 |
14 | 7025723a72 |
15 | 3b7e304d98 |
hex | 21bb8014b4 |
144879654068 has 24 divisors (see below), whose sum is σ = 265404271104. Its totient is φ = 69115687200.
The previous prime is 144879654067. The next prime is 144879654079. The reversal of 144879654068 is 860456978441.
It is a happy number.
It is a super-2 number, since 2×1448796540682 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (62).
It is a self number, because there is not a number n which added to its sum of digits gives 144879654068.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144879654067) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8219255 + ... + 8236862.
It is an arithmetic number, because the mean of its divisors is an integer number (11058511296).
Almost surely, 2144879654068 is an apocalyptic number.
It is an amenable number.
144879654068 is a deficient number, since it is larger than the sum of its proper divisors (120524617036).
144879654068 is a wasteful number, since it uses less digits than its factorization.
144879654068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16456223 (or 16456221 counting only the distinct ones).
The product of its (nonzero) digits is 46448640, while the sum is 62.
The spelling of 144879654068 in words is "one hundred forty-four billion, eight hundred seventy-nine million, six hundred fifty-four thousand, sixty-eight".
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