Base | Representation |
---|---|
bin | 1111101111001… |
… | …1010110001111 |
3 | 11121012120120220 |
4 | 3323303112033 |
5 | 113344232323 |
6 | 10314442423 |
7 | 1431030333 |
oct | 373632617 |
9 | 147176526 |
10 | 66008463 |
11 | 34295154 |
12 | 1a133413 |
13 | 108a1a81 |
14 | 8aa37c3 |
15 | 5bdd0e3 |
hex | 3ef358f |
66008463 has 8 divisors (see below), whose sum is σ = 88057776. Its totient is φ = 43982400.
The previous prime is 66008461. The next prime is 66008471. The reversal of 66008463 is 36480066.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 66008463 - 21 = 66008461 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66008461) 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, 2523 + ... + 11763.
It is an arithmetic number, because the mean of its divisors is an integer number (11007222).
Almost surely, 266008463 is an apocalyptic number.
66008463 is a deficient number, since it is larger than the sum of its proper divisors (22049313).
66008463 is a wasteful number, since it uses less digits than its factorization.
66008463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11625.
The product of its (nonzero) digits is 20736, while the sum is 33.
The square root of 66008463 is about 8124.5592495839. The cubic root of 66008463 is about 404.1412745635.
The spelling of 66008463 in words is "sixty-six million, eight thousand, four hundred sixty-three".
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