Base | Representation |
---|---|
bin | 1110110010010… |
… | …11001111010000 |
3 | 22122101220002102 |
4 | 13121023033100 |
5 | 223223241034 |
6 | 20150335532 |
7 | 3034216034 |
oct | 731131720 |
9 | 278356072 |
10 | 124040144 |
11 | 64021218 |
12 | 3565a5a8 |
13 | 1c90cb47 |
14 | 1268c1c4 |
15 | ad5297e |
hex | 764b3d0 |
124040144 has 40 divisors (see below), whose sum is σ = 246734208. Its totient is φ = 60381440.
The previous prime is 124040141. The next prime is 124040153. The reversal of 124040144 is 441040421.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124040141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211019 + ... + 211605.
Almost surely, 2124040144 is an apocalyptic number.
It is an amenable number.
124040144 is a deficient number, since it is larger than the sum of its proper divisors (122694064).
124040144 is a wasteful number, since it uses less digits than its factorization.
124040144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 923 (or 917 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 124040144 is about 11137.3310986071. The cubic root of 124040144 is about 498.7169021363.
Adding to 124040144 its reverse (441040421), we get a palindrome (565080565).
The spelling of 124040144 in words is "one hundred twenty-four million, forty thousand, one hundred forty-four".
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