Base | Representation |
---|---|
bin | 1111111011111… |
… | …0101100100000 |
3 | 11122202220010112 |
4 | 3332332230200 |
5 | 114102411001 |
6 | 10344350452 |
7 | 1441066550 |
oct | 376765440 |
9 | 148686115 |
10 | 66841376 |
11 | 34803a08 |
12 | 1a475428 |
13 | 10b03c14 |
14 | 8c3d160 |
15 | 5d04cbb |
hex | 3fbeb20 |
66841376 has 24 divisors (see below), whose sum is σ = 150393600. Its totient is φ = 28646208.
The previous prime is 66841361. The next prime is 66841391. The reversal of 66841376 is 67314866.
It is an interprime number because it is at equal distance from previous prime (66841361) and next prime (66841391).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148976 + ... + 149423.
It is an arithmetic number, because the mean of its divisors is an integer number (6266400).
Almost surely, 266841376 is an apocalyptic number.
It is an amenable number.
66841376 is an abundant number, since it is smaller than the sum of its proper divisors (83552224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66841376 is a wasteful number, since it uses less digits than its factorization.
66841376 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298416 (or 298408 counting only the distinct ones).
The product of its digits is 145152, while the sum is 41.
The square root of 66841376 is about 8175.6575270739. The cubic root of 66841376 is about 405.8340298912.
The spelling of 66841376 in words is "sixty-six million, eight hundred forty-one thousand, three hundred seventy-six".
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