Base | Representation |
---|---|
bin | 10001001101010… |
… | …01000010100110 |
3 | 101001121121021101 |
4 | 20212221002212 |
5 | 243423103202 |
6 | 22153510314 |
7 | 3401634421 |
oct | 1046510246 |
9 | 331547241 |
10 | 144347302 |
11 | 745312a0 |
12 | 4041239a |
13 | 23ba0008 |
14 | 152569b8 |
15 | ca14887 |
hex | 89a90a6 |
144347302 has 32 divisors (see below), whose sum is σ = 246343680. Its totient is φ = 62855520.
The previous prime is 144347261. The next prime is 144347303. The reversal of 144347302 is 203743441.
It is a super-3 number, since 3×1443473023 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144347303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48699 + ... + 51577.
It is an arithmetic number, because the mean of its divisors is an integer number (7698240).
Almost surely, 2144347302 is an apocalyptic number.
144347302 is a deficient number, since it is larger than the sum of its proper divisors (101996378).
144347302 is a wasteful number, since it uses less digits than its factorization.
144347302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2988.
The product of its (nonzero) digits is 8064, while the sum is 28.
The square root of 144347302 is about 12014.4622018632. The cubic root of 144347302 is about 524.5693241981.
It can be divided in two parts, 14434 and 7302, that added together give a triangular number (21736 = T208).
The spelling of 144347302 in words is "one hundred forty-four million, three hundred forty-seven thousand, three hundred two".
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