Base | Representation |
---|---|
bin | 1100001010100… |
… | …01001000101101 |
3 | 21010000101100000 |
4 | 12011101020231 |
5 | 202110403310 |
6 | 14043054513 |
7 | 2346234654 |
oct | 605211055 |
9 | 233011300 |
10 | 102044205 |
11 | 5266835a |
12 | 2a211439 |
13 | 181ab0b3 |
14 | d7a419b |
15 | 8e5a4c0 |
hex | 615122d |
102044205 has 24 divisors (see below), whose sum is σ = 183429792. Its totient is φ = 54422928.
The previous prime is 102044197. The next prime is 102044249. The reversal of 102044205 is 502440201.
It is not a de Polignac number, because 102044205 - 23 = 102044197 is a prime.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 40779 + ... + 43208.
It is an arithmetic number, because the mean of its divisors is an integer number (7642908).
Almost surely, 2102044205 is an apocalyptic number.
102044205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102044205 is a deficient number, since it is larger than the sum of its proper divisors (81385587).
102044205 is an frugal number, since it uses more digits than its factorization.
102044205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84007 (or 83995 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 102044205 is about 10101.6931749088. The cubic root of 102044205 is about 467.3003599145.
Adding to 102044205 its reverse (502440201), we get a palindrome (604484406).
The spelling of 102044205 in words is "one hundred two million, forty-four thousand, two hundred five".
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