Base | Representation |
---|---|
bin | 10001010001101… |
… | …10100110011111 |
3 | 101002201001122200 |
4 | 20220312212133 |
5 | 244100132020 |
6 | 22214142543 |
7 | 3406601043 |
oct | 1050664637 |
9 | 332631580 |
10 | 144927135 |
11 | 748979a1 |
12 | 40651a53 |
13 | 24043c02 |
14 | 15368023 |
15 | cacb590 |
hex | 8a3699f |
144927135 has 12 divisors (see below), whose sum is σ = 251207112. Its totient is φ = 77294448.
The previous prime is 144927073. The next prime is 144927137. The reversal of 144927135 is 531729441.
It is not a de Polignac number, because 144927135 - 28 = 144926879 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144927135.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144927137) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1610257 + ... + 1610346.
It is an arithmetic number, because the mean of its divisors is an integer number (20933926).
Almost surely, 2144927135 is an apocalyptic number.
144927135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
144927135 is a deficient number, since it is larger than the sum of its proper divisors (106279977).
144927135 is a wasteful number, since it uses less digits than its factorization.
144927135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3220614 (or 3220611 counting only the distinct ones).
The product of its digits is 30240, while the sum is 36.
The square root of 144927135 is about 12038.5686441537. The cubic root of 144927135 is about 525.2707718884.
The spelling of 144927135 in words is "one hundred forty-four million, nine hundred twenty-seven thousand, one hundred thirty-five".
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