Base | Representation |
---|---|
bin | 10001001100010… |
… | …00010101101011 |
3 | 101001100210112101 |
4 | 20212020111223 |
5 | 243404311410 |
6 | 22150554231 |
7 | 3400536046 |
oct | 1046102553 |
9 | 331323471 |
10 | 144213355 |
11 | 7444a6a0 |
12 | 40368977 |
13 | 23b54060 |
14 | 1521dc5d |
15 | c9d9d3a |
hex | 898856b |
144213355 has 32 divisors (see below), whose sum is σ = 205426368. Its totient is φ = 95808000.
The previous prime is 144213353. The next prime is 144213361. The reversal of 144213355 is 553312441.
It is not a de Polignac number, because 144213355 - 21 = 144213353 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144213353) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71217 + ... + 73213.
It is an arithmetic number, because the mean of its divisors is an integer number (6419574).
Almost surely, 2144213355 is an apocalyptic number.
144213355 is a deficient number, since it is larger than the sum of its proper divisors (61213013).
144213355 is a wasteful number, since it uses less digits than its factorization.
144213355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2127.
The product of its digits is 7200, while the sum is 28.
The square root of 144213355 is about 12008.8865012540. The cubic root of 144213355 is about 524.4070160439.
Adding to 144213355 its reverse (553312441), we get a palindrome (697525796).
The spelling of 144213355 in words is "one hundred forty-four million, two hundred thirteen thousand, three hundred fifty-five".
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