Base | Representation |
---|---|
bin | 1000011001101000010001 |
3 | 11010212202100 |
4 | 20121220101 |
5 | 1030432004 |
6 | 115111013 |
7 | 24501126 |
oct | 10315021 |
9 | 4125670 |
10 | 2202129 |
11 | 1274546 |
12 | 8a2469 |
13 | 5c1447 |
14 | 41474d |
15 | 2d7739 |
hex | 219a11 |
2202129 has 24 divisors (see below), whose sum is σ = 3467880. Its totient is φ = 1340928.
The previous prime is 2202121. The next prime is 2202131. The reversal of 2202129 is 9212022.
It can be written as a sum of positive squares in 4 ways, for example, as 762129 + 1440000 = 873^2 + 1200^2 .
It is not a de Polignac number, because 2202129 - 23 = 2202121 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2202121) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5467 + ... + 5855.
It is an arithmetic number, because the mean of its divisors is an integer number (144495).
22202129 is an apocalyptic number.
It is an amenable number.
2202129 is a deficient number, since it is larger than the sum of its proper divisors (1265751).
2202129 is a wasteful number, since it uses less digits than its factorization.
2202129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 449 (or 446 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2202129 is about 1483.9572096257. The cubic root of 2202129 is about 130.1010850862.
The spelling of 2202129 in words is "two million, two hundred two thousand, one hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •