Base | Representation |
---|---|
bin | 101011100011000… |
… | …110001111100100 |
3 | 1212220210101110100 |
4 | 223203012033210 |
5 | 2444014332100 |
6 | 200255424100 |
7 | 24051114042 |
oct | 5343061744 |
9 | 1786711410 |
10 | 730620900 |
11 | 345464329 |
12 | 184825030 |
13 | b84a0b79 |
14 | 6d069392 |
15 | 44220400 |
hex | 2b8c63e4 |
730620900 has 243 divisors, whose sum is σ = 2479492561. Its totient is φ = 179911680.
The previous prime is 730620857. The next prime is 730620911. The reversal of 730620900 is 9026037.
The square root of 730620900 is 27030.
It is a perfect power (a square), and thus also a powerful number.
730620900 is a `hidden beast` number, since 7 + 30 + 620 + 9 + 0 + 0 = 666.
730620900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 13 ways, for example, as 112402404 + 618218496 = 10602^2 + 24864^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 13785274 + ... + 13785326.
Almost surely, 2730620900 is an apocalyptic number.
730620900 is the 27030-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 730620900
730620900 is an abundant number, since it is smaller than the sum of its proper divisors (1748871661).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730620900 is a wasteful number, since it uses less digits than its factorization.
730620900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160 (or 80 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The cubic root of 730620900 is about 900.6665432708. Note that the first 3 decimals are identical.
Adding to 730620900 its reverse (9026037), we get a palindrome (739646937).
The spelling of 730620900 in words is "seven hundred thirty million, six hundred twenty thousand, nine hundred".
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