Base | Representation |
---|---|
bin | 1111110000000… |
… | …1000001000101 |
3 | 11121022102101121 |
4 | 3330001001011 |
5 | 113403030303 |
6 | 10315553541 |
7 | 1431352510 |
oct | 374010105 |
9 | 147272347 |
10 | 66064453 |
11 | 34323224 |
12 | 1a15b8b1 |
13 | 108c13c0 |
14 | 8ab9d77 |
15 | 5bee9bd |
hex | 3f01045 |
66064453 has 8 divisors (see below), whose sum is σ = 81310208. Its totient is φ = 52270704.
The previous prime is 66064451. The next prime is 66064477. The reversal of 66064453 is 35446066.
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 66064453 - 21 = 66064451 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66064451) 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, 362901 + ... + 363082.
It is an arithmetic number, because the mean of its divisors is an integer number (10163776).
Almost surely, 266064453 is an apocalyptic number.
It is an amenable number.
66064453 is a deficient number, since it is larger than the sum of its proper divisors (15245755).
66064453 is a wasteful number, since it uses less digits than its factorization.
66064453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 726003.
The product of its (nonzero) digits is 51840, while the sum is 34.
The square root of 66064453 is about 8128.0042445855. The cubic root of 66064453 is about 404.2555097899.
The spelling of 66064453 in words is "sixty-six million, sixty-four thousand, four hundred fifty-three".
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