Base | Representation |
---|---|
bin | 1010100101010… |
… | …0101101010101 |
3 | 10002112002201210 |
4 | 2221110231111 |
5 | 42330342112 |
6 | 4223212033 |
7 | 1046166423 |
oct | 251245525 |
9 | 102462653 |
10 | 44387157 |
11 | 23067801 |
12 | 12a47019 |
13 | 92716b9 |
14 | 5c76113 |
15 | 3d6bb3c |
hex | 2a54b55 |
44387157 has 8 divisors (see below), whose sum is σ = 59229280. Its totient is φ = 29568240.
The previous prime is 44387143. The next prime is 44387159. The reversal of 44387157 is 75178344.
44387157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 44387157 - 26 = 44387093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44387159) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 694 + ... + 9447.
It is an arithmetic number, because the mean of its divisors is an integer number (7403660).
Almost surely, 244387157 is an apocalyptic number.
It is an amenable number.
44387157 is a deficient number, since it is larger than the sum of its proper divisors (14842123).
44387157 is a wasteful number, since it uses less digits than its factorization.
44387157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11603.
The product of its digits is 94080, while the sum is 39.
The square root of 44387157 is about 6662.3687229093. The cubic root of 44387157 is about 354.0672651393.
It can be divided in two parts, 44387 and 157, that added together give a palindrome (44544).
The spelling of 44387157 in words is "forty-four million, three hundred eighty-seven thousand, one hundred fifty-seven".
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