Base | Representation |
---|---|
bin | 1111111111001… |
… | …0001000100111 |
3 | 11200011121011001 |
4 | 3333302020213 |
5 | 114131131241 |
6 | 10353054131 |
7 | 1442635042 |
oct | 377621047 |
9 | 150147131 |
10 | 67052071 |
11 | 34938239 |
12 | 1a557347 |
13 | 10b78aa8 |
14 | 8c95c59 |
15 | 5d47431 |
hex | 3ff2227 |
67052071 has 8 divisors (see below), whose sum is σ = 67833360. Its totient is φ = 66275328.
The previous prime is 67052057. The next prime is 67052077. The reversal of 67052071 is 17025076.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 67052071 - 29 = 67051559 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67052077) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34785 + ... + 36661.
It is an arithmetic number, because the mean of its divisors is an integer number (8479170).
Almost surely, 267052071 is an apocalyptic number.
67052071 is a deficient number, since it is larger than the sum of its proper divisors (781289).
67052071 is a wasteful number, since it uses less digits than its factorization.
67052071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2273.
The product of its (nonzero) digits is 2940, while the sum is 28.
The square root of 67052071 is about 8188.5328966794. The cubic root of 67052071 is about 406.2600011423.
The spelling of 67052071 in words is "sixty-seven million, fifty-two thousand, seventy-one".
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