Base | Representation |
---|---|
bin | 10001001011011… |
… | …01001111010011 |
3 | 101001011011021021 |
4 | 20211231033103 |
5 | 243342233410 |
6 | 22144340311 |
7 | 3366564325 |
oct | 1045551723 |
9 | 331134237 |
10 | 144102355 |
11 | 74384261 |
12 | 40314697 |
13 | 23b15687 |
14 | 151d1615 |
15 | c9b6eda |
hex | 896d3d3 |
144102355 has 4 divisors (see below), whose sum is σ = 172922832. Its totient is φ = 115281880.
The previous prime is 144102349. The next prime is 144102373. The reversal of 144102355 is 553201441.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 553201441 = 13 ⋅42553957.
It is not a de Polignac number, because 144102355 - 213 = 144094163 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14410231 + ... + 14410240.
It is an arithmetic number, because the mean of its divisors is an integer number (43230708).
Almost surely, 2144102355 is an apocalyptic number.
144102355 is a deficient number, since it is larger than the sum of its proper divisors (28820477).
144102355 is an equidigital number, since it uses as much as digits as its factorization.
144102355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28820476.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 144102355 is about 12004.2640340839. The cubic root of 144102355 is about 524.2724373854.
Adding to 144102355 its reverse (553201441), we get a palindrome (697303796).
The spelling of 144102355 in words is "one hundred forty-four million, one hundred two thousand, three hundred fifty-five".
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