Base | Representation |
---|---|
bin | 1110110011001… |
… | …00110101111000 |
3 | 22122121012221120 |
4 | 13121210311320 |
5 | 223240120031 |
6 | 20152505240 |
7 | 3035133552 |
oct | 731446570 |
9 | 278535846 |
10 | 124145016 |
11 | 64092a96 |
12 | 356ab220 |
13 | 1c9487b8 |
14 | 126b84d2 |
15 | ad73a96 |
hex | 7664d78 |
124145016 has 64 divisors (see below), whose sum is σ = 331166880. Its totient is φ = 38645760.
The previous prime is 124145011. The next prime is 124145017. The reversal of 124145016 is 610541421.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124145011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54786 + ... + 57006.
Almost surely, 2124145016 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 124145016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165583440).
124145016 is an abundant number, since it is smaller than the sum of its proper divisors (207021864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124145016 is a wasteful number, since it uses less digits than its factorization.
124145016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2384 (or 2380 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 124145016 is about 11142.0382336447. The cubic root of 124145016 is about 498.8574123089.
Adding to 124145016 its reverse (610541421), we get a palindrome (734686437).
The spelling of 124145016 in words is "one hundred twenty-four million, one hundred forty-five thousand, sixteen".
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