Base | Representation |
---|---|
bin | 1000011010111110011… |
… | …1010000001101011011 |
3 | 111211110000100212112020 |
4 | 2012233213100031123 |
5 | 4332301114123304 |
6 | 150244251145523 |
7 | 13311211416003 |
oct | 2065747201533 |
9 | 454400325466 |
10 | 144680223579 |
11 | 563a423a411 |
12 | 240591452a3 |
13 | 108493ba368 |
14 | 700704d003 |
15 | 3b6ba5e5d9 |
hex | 21af9d035b |
144680223579 has 24 divisors (see below), whose sum is σ = 204973383408. Its totient is φ = 90756956160.
The previous prime is 144680223577. The next prime is 144680223631. The reversal of 144680223579 is 975322086441.
It is not a de Polignac number, because 144680223579 - 21 = 144680223577 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (144680223577) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3845499 + ... + 3882939.
It is an arithmetic number, because the mean of its divisors is an integer number (8540557642).
It is a 2-persistent number, because it is pandigital, and so is 2⋅144680223579 = 289360447158, but 3⋅144680223579 = 434040670737 is not.
Almost surely, 2144680223579 is an apocalyptic number.
144680223579 is a deficient number, since it is larger than the sum of its proper divisors (60293159829).
144680223579 is a wasteful number, since it uses less digits than its factorization.
144680223579 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41935 (or 41918 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 144680223579 in words is "one hundred forty-four billion, six hundred eighty million, two hundred twenty-three thousand, five hundred seventy-nine".
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