Base | Representation |
---|---|
bin | 1000000011110… |
… | …11011111001100 |
3 | 11201020011212222 |
4 | 10001323133030 |
5 | 114302132133 |
6 | 10413114512 |
7 | 1450500212 |
oct | 401733714 |
9 | 151204788 |
10 | 67614668 |
11 | 351919a0 |
12 | 1a788a38 |
13 | 11014ba4 |
14 | 8da0cb2 |
15 | 5e08e98 |
hex | 407b7cc |
67614668 has 24 divisors (see below), whose sum is σ = 129400320. Its totient is φ = 30658320.
The previous prime is 67614667. The next prime is 67614671. The reversal of 67614668 is 86641676.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (67614667) 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, 18713 + ... + 22031.
It is an arithmetic number, because the mean of its divisors is an integer number (5391680).
Almost surely, 267614668 is an apocalyptic number.
It is an amenable number.
67614668 is a deficient number, since it is larger than the sum of its proper divisors (61785652).
67614668 is a wasteful number, since it uses less digits than its factorization.
67614668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3797 (or 3795 counting only the distinct ones).
The product of its digits is 290304, while the sum is 44.
The square root of 67614668 is about 8222.8138736080. The cubic root of 67614668 is about 407.3930726763.
The spelling of 67614668 in words is "sixty-seven million, six hundred fourteen thousand, six hundred sixty-eight".
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