Base | Representation |
---|---|
bin | 1001011101101010… |
… | …0101110110101111 |
3 | 20120001002011012200 |
4 | 2113122211312233 |
5 | 20200311033130 |
6 | 1100024032543 |
7 | 116644311060 |
oct | 22732456657 |
9 | 6501064180 |
10 | 2540330415 |
11 | 1093a4a927 |
12 | 5aa902753 |
13 | 3163b04bc |
14 | 1a154c567 |
15 | ed045760 |
hex | 976a5daf |
2540330415 has 48 divisors (see below), whose sum is σ = 5048649216. Its totient is φ = 1157515200.
The previous prime is 2540330411. The next prime is 2540330437. The reversal of 2540330415 is 5140330452.
It is not a de Polignac number, because 2540330415 - 22 = 2540330411 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2540330411) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85000 + ... + 110930.
It is an arithmetic number, because the mean of its divisors is an integer number (105180192).
Almost surely, 22540330415 is an apocalyptic number.
2540330415 is a deficient number, since it is larger than the sum of its proper divisors (2508318801).
2540330415 is a wasteful number, since it uses less digits than its factorization.
2540330415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26260 (or 26257 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 2540330415 is about 50401.6905966457. The cubic root of 2540330415 is about 1364.4681500840.
Adding to 2540330415 its reverse (5140330452), we get a palindrome (7680660867).
The spelling of 2540330415 in words is "two billion, five hundred forty million, three hundred thirty thousand, four hundred fifteen".
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