Base | Representation |
---|---|
bin | 1111000010100001… |
… | …11011111000000001 |
3 | 202211201011221112001 |
4 | 13201100323320001 |
5 | 113014003433244 |
6 | 3413111504001 |
7 | 404042152144 |
oct | 74120737001 |
9 | 22751157461 |
10 | 8074280449 |
11 | 34737a2454 |
12 | 1694088001 |
13 | 9b8a50051 |
14 | 5684c205b |
15 | 323cbe5d4 |
hex | 1e143be01 |
8074280449 has 9 divisors (see below), whose sum is σ = 8218848673. Its totient is φ = 7932216532.
The previous prime is 8074280381. The next prime is 8074280477. The reversal of 8074280449 is 9440824708.
It is a happy number.
The square root of 8074280449 is 89857.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 8074280449 - 221 = 8072183297 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8074280399 and 8074280408.
It is not an unprimeable number, because it can be changed into a prime (8074280549) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5300802 + ... + 5302324.
Almost surely, 28074280449 is an apocalyptic number.
8074280449 is the 89857-th square number.
8074280449 is the 44929-th centered octagonal number.
It is an amenable number.
8074280449 is a deficient number, since it is larger than the sum of its proper divisors (144568224).
8074280449 is an frugal number, since it uses more digits than its factorization.
8074280449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3164 (or 1582 counting only the distinct ones).
The product of its (nonzero) digits is 516096, while the sum is 46.
The cubic root of 8074280449 is about 2006.1709773529.
The spelling of 8074280449 in words is "eight billion, seventy-four million, two hundred eighty thousand, four hundred forty-nine".
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