Base | Representation |
---|---|
bin | 10001001100110… |
… | …11010000010010 |
3 | 101001111201210222 |
4 | 20212123100102 |
5 | 243414301314 |
6 | 22152353042 |
7 | 3401310662 |
oct | 1046332022 |
9 | 331451728 |
10 | 144290834 |
11 | 744a2926 |
12 | 403a5782 |
13 | 23b803bc |
14 | 152401a2 |
15 | ca02c8e |
hex | 899b412 |
144290834 has 8 divisors (see below), whose sum is σ = 223899660. Its totient is φ = 69657616.
The previous prime is 144290831. The next prime is 144290837. The reversal of 144290834 is 438092441.
It is an interprime number because it is at equal distance from previous prime (144290831) and next prime (144290837).
It can be written as a sum of positive squares in 2 ways, for example, as 135606025 + 8684809 = 11645^2 + 2947^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 144290794 and 144290803.
It is not an unprimeable number, because it can be changed into a prime (144290831) 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 3 ways as a sum of consecutive naturals, for example, 1243829 + ... + 1243944.
Almost surely, 2144290834 is an apocalyptic number.
144290834 is a deficient number, since it is larger than the sum of its proper divisors (79608826).
144290834 is a wasteful number, since it uses less digits than its factorization.
144290834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2487804.
The product of its (nonzero) digits is 27648, while the sum is 35.
The square root of 144290834 is about 12012.1119708401. Note that the first 3 decimals coincide. The cubic root of 144290834 is about 524.5009122416.
The spelling of 144290834 in words is "one hundred forty-four million, two hundred ninety thousand, eight hundred thirty-four".
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