Base | Representation |
---|---|
bin | 101011100010010… |
… | …111000101011100 |
3 | 1212220102120111021 |
4 | 223202113011130 |
5 | 2443442141430 |
6 | 200251333524 |
7 | 24046350640 |
oct | 5342270534 |
9 | 1786376437 |
10 | 730427740 |
11 | 345342199 |
12 | 1847512a4 |
13 | b8433c83 |
14 | 6d018c20 |
15 | 441d307a |
hex | 2b89715c |
730427740 has 24 divisors (see below), whose sum is σ = 1753026912. Its totient is φ = 250432320.
The previous prime is 730427701. The next prime is 730427741. The reversal of 730427740 is 47724037.
It is a happy number.
730427740 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 = 730427696 and 730427705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (730427741) 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, 2608531 + ... + 2608810.
It is an arithmetic number, because the mean of its divisors is an integer number (73042788).
Almost surely, 2730427740 is an apocalyptic number.
730427740 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
730427740 is an abundant number, since it is smaller than the sum of its proper divisors (1022599172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730427740 is a wasteful number, since it uses less digits than its factorization.
730427740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5217357 (or 5217355 counting only the distinct ones).
The product of its (nonzero) digits is 32928, while the sum is 34.
The square root of 730427740 is about 27026.4266968462. The cubic root of 730427740 is about 900.5871641732.
The spelling of 730427740 in words is "seven hundred thirty million, four hundred twenty-seven thousand, seven hundred forty".
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