Base | Representation |
---|---|
bin | 10100011011011100110 |
3 | 1021000021010 |
4 | 2203123212 |
5 | 132410124 |
6 | 22203050 |
7 | 5455434 |
oct | 2433346 |
9 | 1230233 |
10 | 669414 |
11 | 417a39 |
12 | 283486 |
13 | 1a5905 |
14 | 135d54 |
15 | d3529 |
hex | a36e6 |
669414 has 32 divisors (see below), whose sum is σ = 1428480. Its totient is φ = 208800.
The previous prime is 669413. The next prime is 669419. The reversal of 669414 is 414966.
It is a Smith number, since the sum of its digits (30) 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 (669413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10944 + ... + 11004.
It is an arithmetic number, because the mean of its divisors is an integer number (44640).
2669414 is an apocalyptic number.
669414 is an abundant number, since it is smaller than the sum of its proper divisors (759066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
669414 is a wasteful number, since it uses less digits than its factorization.
669414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156.
The product of its digits is 5184, while the sum is 30.
The square root of 669414 is about 818.1772424114. The cubic root of 669414 is about 87.4778828453.
The spelling of 669414 in words is "six hundred sixty-nine thousand, four hundred fourteen".
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