Base | Representation |
---|---|
bin | 101100010111101… |
… | …000100011101100 |
3 | 1220212201002010220 |
4 | 230113220203230 |
5 | 3011031033230 |
6 | 201510531340 |
7 | 24306143544 |
oct | 5427504354 |
9 | 1825632126 |
10 | 744392940 |
11 | 352210485 |
12 | 189366b50 |
13 | bb2b35c5 |
14 | 70c12324 |
15 | 45540d10 |
hex | 2c5e88ec |
744392940 has 96 divisors (see below), whose sum is σ = 2215926720. Its totient is φ = 186064896.
The previous prime is 744392939. The next prime is 744392947. The reversal of 744392940 is 49293447.
744392940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 744392892 and 744392901.
It is not an unprimeable number, because it can be changed into a prime (744392947) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273024 + ... + 275736.
It is an arithmetic number, because the mean of its divisors is an integer number (23082570).
Almost surely, 2744392940 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 744392940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107963360).
744392940 is an abundant number, since it is smaller than the sum of its proper divisors (1471533780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
744392940 is a wasteful number, since it uses less digits than its factorization.
744392940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3011 (or 3009 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 42.
The square root of 744392940 is about 27283.5653828454. The cubic root of 744392940 is about 906.2904740386.
The spelling of 744392940 in words is "seven hundred forty-four million, three hundred ninety-two thousand, nine hundred forty".
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