Base | Representation |
---|---|
bin | 10001010000110… |
… | …10000010000101 |
3 | 101002111010010200 |
4 | 20220122002011 |
5 | 244032410432 |
6 | 22211441113 |
7 | 3405602634 |
oct | 1050320205 |
9 | 332433120 |
10 | 144810117 |
11 | 74817a91 |
12 | 405b6199 |
13 | 2400287a |
14 | 1533751b |
15 | caa6a7c |
hex | 8a1a085 |
144810117 has 12 divisors (see below), whose sum is σ = 209702220. Its totient is φ = 96294528.
The previous prime is 144810091. The next prime is 144810143. The reversal of 144810117 is 711018441.
It is an interprime number because it is at equal distance from previous prime (144810091) and next prime (144810143).
It can be written as a sum of positive squares in 2 ways, for example, as 120692196 + 24117921 = 10986^2 + 4911^2 .
It is not a de Polignac number, because 144810117 - 26 = 144810053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144810187) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16692 + ... + 23837.
It is an arithmetic number, because the mean of its divisors is an integer number (17475185).
Almost surely, 2144810117 is an apocalyptic number.
It is an amenable number.
144810117 is a deficient number, since it is larger than the sum of its proper divisors (64892103).
144810117 is a wasteful number, since it uses less digits than its factorization.
144810117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40932 (or 40929 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 27.
The square root of 144810117 is about 12033.7075334246. The cubic root of 144810117 is about 525.1293613197.
Adding to 144810117 its reverse (711018441), we get a palindrome (855828558).
The spelling of 144810117 in words is "one hundred forty-four million, eight hundred ten thousand, one hundred seventeen".
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