Base | Representation |
---|---|
bin | 1110111111000010… |
… | …11100001000011000 |
3 | 202202200012000020012 |
4 | 13133201130020120 |
5 | 112434013134230 |
6 | 3410145221052 |
7 | 403235550245 |
oct | 73741341030 |
9 | 22680160205 |
10 | 8045052440 |
11 | 3459249a77 |
12 | 1686331788 |
13 | 9b2988579 |
14 | 5646745cc |
15 | 321449395 |
hex | 1df85c218 |
8045052440 has 32 divisors (see below), whose sum is σ = 18122665680. Its totient is φ = 3214234752.
The previous prime is 8045052419. The next prime is 8045052461. The reversal of 8045052440 is 442505408.
It is an interprime number because it is at equal distance from previous prime (8045052419) and next prime (8045052461).
It is a junction number, because it is equal to n+sod(n) for n = 8045052397 and 8045052406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83774 + ... + 152013.
Almost surely, 28045052440 is an apocalyptic number.
It is an amenable number.
8045052440 is an abundant number, since it is smaller than the sum of its proper divisors (10077613240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8045052440 is a wasteful number, since it uses less digits than its factorization.
8045052440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236651 (or 236647 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 32.
The square root of 8045052440 is about 89694.2163129820. The cubic root of 8045052440 is about 2003.7473443201.
Adding to 8045052440 its reverse (442505408), we get a palindrome (8487557848).
The spelling of 8045052440 in words is "eight billion, forty-five million, fifty-two thousand, four hundred forty".
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