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144360727 = 7191085419
BaseRepresentation
bin10001001101011…
…00010100010111
3101001122021200121
420212230110113
5243424020402
622154052411
73402021520
oct1046542427
9331567617
10144360727
1174540395
124041a107
1323ba6164
141525b847
15ca18837
hex89ac517

144360727 has 8 divisors (see below), whose sum is σ = 173667200. Its totient is φ = 117225144.

The previous prime is 144360701. The next prime is 144360731. The reversal of 144360727 is 727063441.

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 144360727 - 215 = 144327959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144360692 and 144360701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144360737) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 542577 + ... + 542842.

It is an arithmetic number, because the mean of its divisors is an integer number (21708400).

Almost surely, 2144360727 is an apocalyptic number.

144360727 is a deficient number, since it is larger than the sum of its proper divisors (29306473).

144360727 is a wasteful number, since it uses less digits than its factorization.

144360727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085445.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 144360727 is about 12015.0208905353. The cubic root of 144360727 is about 524.5855861921.

The spelling of 144360727 in words is "one hundred forty-four million, three hundred sixty thousand, seven hundred twenty-seven".

Divisors: 1 7 19 133 1085419 7597933 20622961 144360727