Base | Representation |
---|---|
bin | 10001001101001… |
… | …11110000011101 |
3 | 101001121100001200 |
4 | 20212213300131 |
5 | 243422421140 |
6 | 22153430113 |
7 | 3401613201 |
oct | 1046476035 |
9 | 331540050 |
10 | 144342045 |
11 | 74528351 |
12 | 4040b339 |
13 | 23b9a7c3 |
14 | 15254b01 |
15 | ca13030 |
hex | 89a7c1d |
144342045 has 24 divisors (see below), whose sum is σ = 258266112. Its totient is φ = 74498400.
The previous prime is 144342041. The next prime is 144342049. The reversal of 144342045 is 540243441.
It is a happy number.
144342045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (144342041) and next prime (144342049).
It is not a de Polignac number, because 144342045 - 22 = 144342041 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144342041) 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, 50341 + ... + 53130.
It is an arithmetic number, because the mean of its divisors is an integer number (10761088).
Almost surely, 2144342045 is an apocalyptic number.
144342045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
144342045 is a deficient number, since it is larger than the sum of its proper divisors (113924067).
144342045 is a wasteful number, since it uses less digits than its factorization.
144342045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103513 (or 103510 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 144342045 is about 12014.2434218722. The cubic root of 144342045 is about 524.5629560051.
Adding to 144342045 its reverse (540243441), we get a palindrome (684585486).
The spelling of 144342045 in words is "one hundred forty-four million, three hundred forty-two thousand, forty-five".
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