Base | Representation |
---|---|
bin | 11000110000010… |
… | …011010100011111 |
3 | 1001221111012101121 |
4 | 120300103110133 |
5 | 1322310041411 |
6 | 105113351411 |
7 | 13202056402 |
oct | 3060232437 |
9 | 1057435347 |
10 | 415315231 |
11 | 1a3486531 |
12 | b7108567 |
13 | 68074576 |
14 | 3d22dd39 |
15 | 266db571 |
hex | 18c1351f |
415315231 has 2 divisors, whose sum is σ = 415315232. Its totient is φ = 415315230.
The previous prime is 415315213. The next prime is 415315249. The reversal of 415315231 is 132513514.
It is a happy number.
Together with previous prime (415315213) it forms an Ormiston pair, because they use the same digits, order apart.
It is a balanced prime because it is at equal distance from previous prime (415315213) and next prime (415315249).
It is a cyclic number.
It is not a de Polignac number, because 415315231 - 211 = 415313183 is a prime.
It is a super-2 number, since 2×4153152312 = 344973482201166722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 415315196 and 415315205.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (415315211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207657615 + 207657616.
It is an arithmetic number, because the mean of its divisors is an integer number (207657616).
Almost surely, 2415315231 is an apocalyptic number.
415315231 is a deficient number, since it is larger than the sum of its proper divisors (1).
415315231 is an equidigital number, since it uses as much as digits as its factorization.
415315231 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1800, while the sum is 25.
The square root of 415315231 is about 20379.2843593685. The cubic root of 415315231 is about 746.0924057825.
Adding to 415315231 its reverse (132513514), we get a palindrome (547828745).
The spelling of 415315231 in words is "four hundred fifteen million, three hundred fifteen thousand, two hundred thirty-one".
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