Base | Representation |
---|---|
bin | 10001001101011… |
… | …01111100101111 |
3 | 101001122121212000 |
4 | 20212231330233 |
5 | 243424224112 |
6 | 22154143343 |
7 | 3402050142 |
oct | 1046557457 |
9 | 331577760 |
10 | 144367407 |
11 | 74545408 |
12 | 40421b53 |
13 | 23ba9202 |
14 | 15260059 |
15 | ca1a7dc |
hex | 89adf2f |
144367407 has 8 divisors (see below), whose sum is σ = 213877680. Its totient is φ = 96244920.
The previous prime is 144367393. The next prime is 144367411. The reversal of 144367407 is 704763441.
It is a happy number.
It is not a de Polignac number, because 144367407 - 28 = 144367151 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144367427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2673444 + ... + 2673497.
It is an arithmetic number, because the mean of its divisors is an integer number (26734710).
Almost surely, 2144367407 is an apocalyptic number.
144367407 is a deficient number, since it is larger than the sum of its proper divisors (69510273).
144367407 is an equidigital number, since it uses as much as digits as its factorization.
144367407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5346950 (or 5346944 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 36.
The square root of 144367407 is about 12015.2988726873. The cubic root of 144367407 is about 524.5936774454.
The spelling of 144367407 in words is "one hundred forty-four million, three hundred sixty-seven thousand, four hundred seven".
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