Base | Representation |
---|---|
bin | 10001010000010… |
… | …00111111111101 |
3 | 101002100120102200 |
4 | 20220020333331 |
5 | 244023142344 |
6 | 22210142113 |
7 | 3405162345 |
oct | 1050107775 |
9 | 332316380 |
10 | 144740349 |
11 | 7477a626 |
12 | 40581939 |
13 | 23ca9ba0 |
14 | 15319d25 |
15 | ca91069 |
hex | 8a08ffd |
144740349 has 24 divisors (see below), whose sum is σ = 225657432. Its totient is φ = 88871040.
The previous prime is 144740339. The next prime is 144740359. The reversal of 144740349 is 943047441.
It is an interprime number because it is at equal distance from previous prime (144740339) and next prime (144740359).
It can be written as a sum of positive squares in 4 ways, for example, as 308025 + 144432324 = 555^2 + 12018^2 .
It is not a de Polignac number, because 144740349 - 25 = 144740317 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144740339) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64059 + ... + 66279.
It is an arithmetic number, because the mean of its divisors is an integer number (9402393).
Almost surely, 2144740349 is an apocalyptic number.
It is an amenable number.
144740349 is a deficient number, since it is larger than the sum of its proper divisors (80917083).
144740349 is a wasteful number, since it uses less digits than its factorization.
144740349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2797 (or 2794 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 144740349 is about 12030.8083269579. The cubic root of 144740349 is about 525.0450138275.
The spelling of 144740349 in words is "one hundred forty-four million, seven hundred forty thousand, three hundred forty-nine".
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