Base | Representation |
---|---|
bin | 10001001111100… |
… | …10010000101110 |
3 | 101002011211200020 |
4 | 20213302100232 |
5 | 244012202324 |
6 | 22204143010 |
7 | 3404323665 |
oct | 1047622056 |
9 | 332154606 |
10 | 144647214 |
11 | 74716658 |
12 | 40537a66 |
13 | 23c7668a |
14 | 152d3ddc |
15 | ca73679 |
hex | 89f242e |
144647214 has 8 divisors (see below), whose sum is σ = 289294440. Its totient is φ = 48215736.
The previous prime is 144647177. The next prime is 144647231. The reversal of 144647214 is 412746441.
It is a sphenic number, since it is the product of 3 distinct primes.
144647214 is an admirable number.
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 3 ways as a sum of consecutive naturals, for example, 12053929 + ... + 12053940.
It is an arithmetic number, because the mean of its divisors is an integer number (36161805).
Almost surely, 2144647214 is an apocalyptic number.
144647214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144647214 is a wasteful number, since it uses less digits than its factorization.
144647214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24107874.
The product of its digits is 21504, while the sum is 33.
The square root of 144647214 is about 12026.9370165475. The cubic root of 144647214 is about 524.9323740558.
The spelling of 144647214 in words is "one hundred forty-four million, six hundred forty-seven thousand, two hundred fourteen".
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