Base | Representation |
---|---|
bin | 10001001110001… |
… | …01000011011101 |
3 | 101001211102200010 |
4 | 20213011003131 |
5 | 243440241140 |
6 | 22200153433 |
7 | 3402623100 |
oct | 1047050335 |
9 | 331742603 |
10 | 144462045 |
11 | 745aa522 |
12 | 40468879 |
13 | 23c10300 |
14 | 15286737 |
15 | ca38880 |
hex | 89c50dd |
144462045 has 72 divisors (see below), whose sum is σ = 291400416. Its totient is φ = 60907392.
The previous prime is 144462037. The next prime is 144462053. The reversal of 144462045 is 540264441.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (144462037) and next prime (144462053).
It is not a de Polignac number, because 144462045 - 23 = 144462037 is a prime.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 123634 + ... + 124796.
It is an arithmetic number, because the mean of its divisors is an integer number (4047228).
Almost surely, 2144462045 is an apocalyptic number.
144462045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
144462045 is an abundant number, since it is smaller than the sum of its proper divisors (146938371).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144462045 is a wasteful number, since it uses less digits than its factorization.
144462045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1211 (or 1191 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
The square root of 144462045 is about 12019.2364566140. The cubic root of 144462045 is about 524.7082823808.
The spelling of 144462045 in words is "one hundred forty-four million, four hundred sixty-two thousand, forty-five".
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