Base | Representation |
---|---|
bin | 1000000010110000001110 |
3 | 10222010020000 |
4 | 20002300032 |
5 | 1014432210 |
6 | 113105130 |
7 | 23631012 |
oct | 10026016 |
9 | 3863200 |
10 | 2108430 |
11 | 1210105 |
12 | 8581a6 |
13 | 58a8bc |
14 | 3cc542 |
15 | 2b9ac0 |
hex | 202c0e |
2108430 has 80 divisors (see below), whose sum is σ = 6011280. Its totient is φ = 528768.
The previous prime is 2108429. The next prime is 2108437. The reversal of 2108430 is 348012.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2108437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15322 + ... + 15458.
It is an arithmetic number, because the mean of its divisors is an integer number (75141).
22108430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2108430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3005640).
2108430 is an abundant number, since it is smaller than the sum of its proper divisors (3902850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2108430 is a wasteful number, since it uses less digits than its factorization.
2108430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175 (or 166 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 2108430 is about 1452.0433877815. The cubic root of 2108430 is about 128.2290414094.
The spelling of 2108430 in words is "two million, one hundred eight thousand, four hundred thirty".
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