Base | Representation |
---|---|
bin | 110001011100010000110 |
3 | 10001022100210 |
4 | 12023202012 |
5 | 403320402 |
6 | 54420250 |
7 | 16525221 |
oct | 6134206 |
9 | 3038323 |
10 | 1620102 |
11 | a07230 |
12 | 661686 |
13 | 449553 |
14 | 3025b8 |
15 | 22006c |
hex | 18b886 |
1620102 has 16 divisors (see below), whose sum is σ = 3534912. Its totient is φ = 490920.
The previous prime is 1620071. The next prime is 1620103. The reversal of 1620102 is 2010261.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1620103) 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, 12208 + ... + 12339.
It is an arithmetic number, because the mean of its divisors is an integer number (220932).
21620102 is an apocalyptic number.
1620102 is an abundant number, since it is smaller than the sum of its proper divisors (1914810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1620102 is a wasteful number, since it uses less digits than its factorization.
1620102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24563.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 1620102 is about 1272.8322748894. The cubic root of 1620102 is about 117.4484941000.
Adding to 1620102 its reverse (2010261), we get a palindrome (3630363).
The spelling of 1620102 in words is "one million, six hundred twenty thousand, one hundred two".
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