Base | Representation |
---|---|
bin | 101011000100001… |
… | …0010011011101110 |
3 | 10201201001021111112 |
4 | 1112020102123232 |
5 | 10424410410410 |
6 | 355215352022 |
7 | 50544260363 |
oct | 12610223356 |
9 | 3651037445 |
10 | 1445013230 |
11 | 681743911 |
12 | 343b22612 |
13 | 1a04ac11b |
14 | d9cac46a |
15 | 86cd7105 |
hex | 562126ee |
1445013230 has 16 divisors (see below), whose sum is σ = 2684928384. Its totient is φ = 559359840.
The previous prime is 1445013221. The next prime is 1445013263. The reversal of 1445013230 is 323105441.
It is a junction number, because it is equal to n+sod(n) for n = 1445013196 and 1445013205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2330357 + ... + 2330976.
It is an arithmetic number, because the mean of its divisors is an integer number (167808024).
Almost surely, 21445013230 is an apocalyptic number.
1445013230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1445013230 is a deficient number, since it is larger than the sum of its proper divisors (1239915154).
1445013230 is a wasteful number, since it uses less digits than its factorization.
1445013230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4661371.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 1445013230 is about 38013.3296358001. The cubic root of 1445013230 is about 1130.5521696426.
Adding to 1445013230 its reverse (323105441), we get a palindrome (1768118671).
The spelling of 1445013230 in words is "one billion, four hundred forty-five million, thirteen thousand, two hundred thirty".
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