Base | Representation |
---|---|
bin | 110010110010000011110 |
3 | 10010112121202 |
4 | 12112100132 |
5 | 411222110 |
6 | 55355502 |
7 | 20100254 |
oct | 6262036 |
9 | 3115552 |
10 | 1664030 |
11 | a37235 |
12 | 682b92 |
13 | 463544 |
14 | 3145d4 |
15 | 22d0a5 |
hex | 19641e |
1664030 has 8 divisors (see below), whose sum is σ = 2995272. Its totient is φ = 665608.
The previous prime is 1664021. The next prime is 1664053. The reversal of 1664030 is 304661.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1663993 and 1664011.
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, 83192 + ... + 83211.
It is an arithmetic number, because the mean of its divisors is an integer number (374409).
21664030 is an apocalyptic number.
1664030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1664030 is a deficient number, since it is larger than the sum of its proper divisors (1331242).
1664030 is a wasteful number, since it uses less digits than its factorization.
1664030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166410.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1664030 is about 1289.9728679317. The cubic root of 1664030 is about 118.5005548705.
Adding to 1664030 its reverse (304661), we get a palindrome (1968691).
It can be divided in two parts, 16 and 64030, that added together give a palindrome (64046).
The spelling of 1664030 in words is "one million, six hundred sixty-four thousand, thirty".
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