Base | Representation |
---|---|
bin | 10001001111010… |
… | …10000000011001 |
3 | 101002010010021220 |
4 | 20213222000121 |
5 | 244010112101 |
6 | 22203322253 |
7 | 3404123262 |
oct | 1047520031 |
9 | 332103256 |
10 | 144613401 |
11 | 746a3209 |
12 | 40520389 |
13 | 23c6417a |
14 | 152c5969 |
15 | ca68636 |
hex | 89ea019 |
144613401 has 8 divisors (see below), whose sum is σ = 199466880. Its totient is φ = 93084432.
The previous prime is 144613379. The next prime is 144613409. The reversal of 144613401 is 104316441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 144613401 - 25 = 144613369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144613409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831025 + ... + 831198.
It is an arithmetic number, because the mean of its divisors is an integer number (24933360).
Almost surely, 2144613401 is an apocalyptic number.
It is an amenable number.
144613401 is a deficient number, since it is larger than the sum of its proper divisors (54853479).
144613401 is a wasteful number, since it uses less digits than its factorization.
144613401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1662255.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 144613401 is about 12025.5312148778. The cubic root of 144613401 is about 524.8914678143.
Adding to 144613401 its reverse (104316441), we get a palindrome (248929842).
The spelling of 144613401 in words is "one hundred forty-four million, six hundred thirteen thousand, four hundred one".
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