Base | Representation |
---|---|
bin | 1111110110011… |
… | …0111111011000 |
3 | 11122002122100100 |
4 | 3331212333120 |
5 | 114004412021 |
6 | 10332535400 |
7 | 1435042320 |
oct | 375467730 |
9 | 148078310 |
10 | 66482136 |
11 | 34589016 |
12 | 1a321560 |
13 | 10a09556 |
14 | 8b88280 |
15 | 5c83626 |
hex | 3f66fd8 |
66482136 has 48 divisors (see below), whose sum is σ = 205779600. Its totient is φ = 18994752.
The previous prime is 66482099. The next prime is 66482137. The reversal of 66482136 is 63128466.
66482136 is a `hidden beast` number, since 6 + 648 + 2 + 1 + 3 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 66482136.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66482137) 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, 65451 + ... + 66458.
It is an arithmetic number, because the mean of its divisors is an integer number (4287075).
Almost surely, 266482136 is an apocalyptic number.
It is an amenable number.
66482136 is an abundant number, since it is smaller than the sum of its proper divisors (139297464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66482136 is a wasteful number, since it uses less digits than its factorization.
66482136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131928 (or 131921 counting only the distinct ones).
The product of its digits is 41472, while the sum is 36.
The square root of 66482136 is about 8153.6578294653. The cubic root of 66482136 is about 405.1056697292.
The spelling of 66482136 in words is "sixty-six million, four hundred eighty-two thousand, one hundred thirty-six".
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