Base | Representation |
---|---|
bin | 1000000110011… |
… | …00011001000001 |
3 | 11201212000110100 |
4 | 10003030121001 |
5 | 114343233144 |
6 | 10424153013 |
7 | 1453350303 |
oct | 403143101 |
9 | 151760410 |
10 | 67946049 |
11 | 35398966 |
12 | 1a908769 |
13 | 110cc982 |
14 | 9049973 |
15 | 5e72269 |
hex | 40cc641 |
67946049 has 12 divisors (see below), whose sum is σ = 98283796. Its totient is φ = 45232992.
The previous prime is 67946029. The next prime is 67946051. The reversal of 67946049 is 94064976.
It can be written as a sum of positive squares in 2 ways, for example, as 23590449 + 44355600 = 4857^2 + 6660^2 .
It is not a de Polignac number, because 67946049 - 27 = 67945921 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 67945995 and 67946013.
It is not an unprimeable number, because it can be changed into a prime (67946029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1827 + ... + 11799.
Almost surely, 267946049 is an apocalyptic number.
It is an amenable number.
67946049 is a deficient number, since it is larger than the sum of its proper divisors (30337747).
67946049 is a wasteful number, since it uses less digits than its factorization.
67946049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10736 (or 10733 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 45.
The square root of 67946049 is about 8242.9393422492. The cubic root of 67946049 is about 408.0575358594.
The spelling of 67946049 in words is "sixty-seven million, nine hundred forty-six thousand, forty-nine".
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