Base | Representation |
---|---|
bin | 1000011010001100001… |
… | …0110010010100100101 |
3 | 111210220022112202001022 |
4 | 2012203002302110211 |
5 | 4331333122244011 |
6 | 150211315140525 |
7 | 13303041051305 |
oct | 2064302622445 |
9 | 453808482038 |
10 | 144469337381 |
11 | 562a61a14a6 |
12 | 23bba5a4745 |
13 | 108147c1025 |
14 | 6dc7035605 |
15 | 3b582a48db |
hex | 21a30b2525 |
144469337381 has 8 divisors (see below), whose sum is σ = 149588056800. Its totient is φ = 139359752560.
The previous prime is 144469337347. The next prime is 144469337447. The reversal of 144469337381 is 183733964441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144469337381 - 26 = 144469337317 is a prime.
It is a super-2 number, since 2×1444693373812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144469337081) 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, 2251451 + ... + 2314728.
It is an arithmetic number, because the mean of its divisors is an integer number (18698507100).
Almost surely, 2144469337381 is an apocalyptic number.
It is an amenable number.
144469337381 is a deficient number, since it is larger than the sum of its proper divisors (5118719419).
144469337381 is a wasteful number, since it uses less digits than its factorization.
144469337381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4567299.
The product of its digits is 5225472, while the sum is 53.
The spelling of 144469337381 in words is "one hundred forty-four billion, four hundred sixty-nine million, three hundred thirty-seven thousand, three hundred eighty-one".
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