Base | Representation |
---|---|
bin | 1001000011101010… |
… | …1100001101010010 |
3 | 20021102221001210221 |
4 | 2100322230031102 |
5 | 14434403221110 |
6 | 1041131143254 |
7 | 114151514254 |
oct | 22072541522 |
9 | 6242831727 |
10 | 2431304530 |
11 | 1038454096 |
12 | 57a2a4b2a |
13 | 2c9929645 |
14 | 190c8bcd4 |
15 | e36ab7da |
hex | 90eac352 |
2431304530 has 8 divisors (see below), whose sum is σ = 4376348172. Its totient is φ = 972521808.
The previous prime is 2431304503. The next prime is 2431304531. The reversal of 2431304530 is 354031342.
It can be written as a sum of positive squares in 2 ways, for example, as 2086571041 + 344733489 = 45679^2 + 18567^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×24313045302 = 11822483435197041800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2431304495 and 2431304504.
It is not an unprimeable number, because it can be changed into a prime (2431304531) 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, 121565217 + ... + 121565236.
Almost surely, 22431304530 is an apocalyptic number.
2431304530 is a deficient number, since it is larger than the sum of its proper divisors (1945043642).
2431304530 is a wasteful number, since it uses less digits than its factorization.
2431304530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243130460.
The product of its (nonzero) digits is 4320, while the sum is 25.
The square root of 2431304530 is about 49308.2602613396. The cubic root of 2431304530 is about 1344.6619622838.
Adding to 2431304530 its reverse (354031342), we get a palindrome (2785335872).
The spelling of 2431304530 in words is "two billion, four hundred thirty-one million, three hundred four thousand, five hundred thirty".
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