Base | Representation |
---|---|
bin | 1110111001010… |
… | …00000000000000 |
3 | 22201002211110210 |
4 | 13130220000000 |
5 | 223441210014 |
6 | 20221554120 |
7 | 3045003225 |
oct | 734500000 |
9 | 281084423 |
10 | 124944384 |
11 | 64589624 |
12 | 35a15940 |
13 | 1cb685b6 |
14 | 1284594c |
15 | ae80859 |
hex | 7728000 |
124944384 has 128 divisors (see below), whose sum is σ = 352316160. Its totient is φ = 39321600.
The previous prime is 124944371. The next prime is 124944389. The reversal of 124944384 is 483449421.
It is a tau number, because it is divible by the number of its divisors (128).
It is a super-2 number, since 2×1249443842 = 31222198186278912, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (124944389) 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, 3047404 + ... + 3047444.
It is an arithmetic number, because the mean of its divisors is an integer number (2752470).
Almost surely, 2124944384 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 124944384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176158080).
124944384 is an abundant number, since it is smaller than the sum of its proper divisors (227371776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124944384 is an frugal number, since it uses more digits than its factorization.
124944384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105 (or 77 counting only the distinct ones).
The product of its digits is 110592, while the sum is 39.
The square root of 124944384 is about 11177.8523876458. The cubic root of 124944384 is about 499.9258343328.
The spelling of 124944384 in words is "one hundred twenty-four million, nine hundred forty-four thousand, three hundred eighty-four".
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