Base | Representation |
---|---|
bin | 1001011101100101… |
… | …1100101000110000 |
3 | 20120000111220211011 |
4 | 2113121130220300 |
5 | 20200221434022 |
6 | 1100013400304 |
7 | 116641621525 |
oct | 22731345060 |
9 | 6500456734 |
10 | 2540030512 |
11 | 1093865578 |
12 | 5aa799094 |
13 | 316306b46 |
14 | 1a14b114c |
15 | eced6977 |
hex | 9765ca30 |
2540030512 has 20 divisors (see below), whose sum is σ = 5014165680. Its totient is φ = 1246052288.
The previous prime is 2540030509. The next prime is 2540030513. The reversal of 2540030512 is 2150300452.
It is not an unprimeable number, because it can be changed into a prime (2540030513) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1496812 + ... + 1498507.
It is an arithmetic number, because the mean of its divisors is an integer number (250708284).
Almost surely, 22540030512 is an apocalyptic number.
It is an amenable number.
2540030512 is a deficient number, since it is larger than the sum of its proper divisors (2474135168).
2540030512 is a wasteful number, since it uses less digits than its factorization.
2540030512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2995380 (or 2995374 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 2540030512 is about 50398.7153804539. The cubic root of 2540030512 is about 1364.4144531065.
Adding to 2540030512 its reverse (2150300452), we get a palindrome (4690330964).
The spelling of 2540030512 in words is "two billion, five hundred forty million, thirty thousand, five hundred twelve".
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