Base | Representation |
---|---|
bin | 101110111011… |
… | …011100010101 |
3 | 212011000022101 |
4 | 232323130111 |
5 | 11122131401 |
6 | 1115402101 |
7 | 206365120 |
oct | 56733425 |
9 | 25130271 |
10 | 12302101 |
11 | 6a42829 |
12 | 4153331 |
13 | 2719666 |
14 | 18c33b7 |
15 | 1130101 |
hex | bbb715 |
12302101 has 16 divisors (see below), whose sum is σ = 15672960. Its totient is φ = 9400320.
The previous prime is 12302089. The next prime is 12302141. The reversal of 12302101 is 10120321.
It is not a de Polignac number, because 12302101 - 211 = 12300053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12302141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460 + ... + 4981.
It is an arithmetic number, because the mean of its divisors is an integer number (979560).
Almost surely, 212302101 is an apocalyptic number.
It is an amenable number.
12302101 is a deficient number, since it is larger than the sum of its proper divisors (3370859).
12302101 is a wasteful number, since it uses less digits than its factorization.
12302101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5484.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 12302101 is about 3507.4351027496. The cubic root of 12302101 is about 230.8481664354.
Adding to 12302101 its reverse (10120321), we get a palindrome (22422422).
It can be divided in two parts, 12302 and 101, that added together give a triangular number (12403 = T157).
The spelling of 12302101 in words is "twelve million, three hundred two thousand, one hundred one".
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