Base | Representation |
---|---|
bin | 1001011011011100… |
… | …1010010001111001 |
3 | 20112101121021111001 |
4 | 2112313022101321 |
5 | 20140421324200 |
6 | 1055053005001 |
7 | 116502335302 |
oct | 22667122171 |
9 | 6471537431 |
10 | 2531042425 |
11 | 10897866aa |
12 | 5a7783761 |
13 | 3144aaa52 |
14 | 1a02117a9 |
15 | ec30d76a |
hex | 96dca479 |
2531042425 has 12 divisors (see below), whose sum is σ = 3246717420. Its totient is φ = 1955011520.
The previous prime is 2531042417. The next prime is 2531042441. The reversal of 2531042425 is 5242401352.
It can be written as a sum of positive squares in 6 ways, for example, as 438986304 + 2092056121 = 20952^2 + 45739^2 .
It is not a de Polignac number, because 2531042425 - 23 = 2531042417 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2531042393 and 2531042402.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1744822 + ... + 1746271.
It is an arithmetic number, because the mean of its divisors is an integer number (270559785).
Almost surely, 22531042425 is an apocalyptic number.
2531042425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2531042425 is a deficient number, since it is larger than the sum of its proper divisors (715674995).
2531042425 is a wasteful number, since it uses less digits than its factorization.
2531042425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3491132 (or 3491127 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 2531042425 is about 50309.4665545164. The cubic root of 2531042425 is about 1362.8031903902.
Adding to 2531042425 its reverse (5242401352), we get a palindrome (7773443777).
The spelling of 2531042425 in words is "two billion, five hundred thirty-one million, forty-two thousand, four hundred twenty-five".
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