Base | Representation |
---|---|
bin | 1110110100001… |
… | …10000110100000 |
3 | 22122212010211012 |
4 | 13122012012200 |
5 | 223303444443 |
6 | 20155440052 |
7 | 3036242000 |
oct | 732060640 |
9 | 278763735 |
10 | 124281248 |
11 | 64176383 |
12 | 35756028 |
13 | 1c995800 |
14 | 12712000 |
15 | ad9e118 |
hex | 76861a0 |
124281248 has 144 divisors (see below), whose sum is σ = 313588800. Its totient is φ = 48432384.
The previous prime is 124281229. The next prime is 124281251. The reversal of 124281248 is 842182421.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1854911 + ... + 1854977.
It is an arithmetic number, because the mean of its divisors is an integer number (2177700).
Almost surely, 2124281248 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 124281248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156794400).
124281248 is an abundant number, since it is smaller than the sum of its proper divisors (189307552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124281248 is an equidigital number, since it uses as much as digits as its factorization.
124281248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124 (or 89 counting only the distinct ones).
The product of its digits is 8192, while the sum is 32.
The square root of 124281248 is about 11148.1499810507. The cubic root of 124281248 is about 499.0398212940.
The spelling of 124281248 in words is "one hundred twenty-four million, two hundred eighty-one thousand, two hundred forty-eight".
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