Base | Representation |
---|---|
bin | 10001001011101… |
… | …10100001011010 |
3 | 101001020002102112 |
4 | 20211312201122 |
5 | 243344443003 |
6 | 22145232322 |
7 | 3400113224 |
oct | 1045664132 |
9 | 331202375 |
10 | 144140378 |
11 | 743aa888 |
12 | 403326a2 |
13 | 23b29a85 |
14 | 15201414 |
15 | c9c33d8 |
hex | 897685a |
144140378 has 8 divisors (see below), whose sum is σ = 216756372. Its totient is φ = 71888256.
The previous prime is 144140341. The next prime is 144140393. The reversal of 144140378 is 873041441.
It can be written as a sum of positive squares in 2 ways, for example, as 141538609 + 2601769 = 11897^2 + 1613^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89975 + ... + 91562.
Almost surely, 2144140378 is an apocalyptic number.
144140378 is a deficient number, since it is larger than the sum of its proper divisors (72615994).
144140378 is a wasteful number, since it uses less digits than its factorization.
144140378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181936.
The product of its (nonzero) digits is 10752, while the sum is 32.
The square root of 144140378 is about 12005.8476585371. The cubic root of 144140378 is about 524.3185450238.
The spelling of 144140378 in words is "one hundred forty-four million, one hundred forty thousand, three hundred seventy-eight".
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