Base | Representation |
---|---|
bin | 1001011011001100… |
… | …1011110110110001 |
3 | 20112022122022222000 |
4 | 2112303023312301 |
5 | 20140140002210 |
6 | 1055014404213 |
7 | 116460435120 |
oct | 22663136661 |
9 | 6468568860 |
10 | 2530000305 |
11 | 1089134748 |
12 | 5a7360669 |
13 | 314204601 |
14 | 1a001dab7 |
15 | ec1a4ac0 |
hex | 96ccbdb1 |
2530000305 has 64 divisors (see below), whose sum is σ = 5148057600. Its totient is φ = 1154831040.
The previous prime is 2530000301. The next prime is 2530000321. The reversal of 2530000305 is 5030000352.
It is not a de Polignac number, because 2530000305 - 22 = 2530000301 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2530000301) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 791260 + ... + 794450.
It is an arithmetic number, because the mean of its divisors is an integer number (80438400).
Almost surely, 22530000305 is an apocalyptic number.
It is an amenable number.
2530000305 is an abundant number, since it is smaller than the sum of its proper divisors (2618057295).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2530000305 is a wasteful number, since it uses less digits than its factorization.
2530000305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4051 (or 4045 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 18.
The square root of 2530000305 is about 50299.1083917001. The cubic root of 2530000305 is about 1362.6161265666.
Adding to 2530000305 its reverse (5030000352), we get a palindrome (7560000657).
The spelling of 2530000305 in words is "two billion, five hundred thirty million, three hundred five", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •