Base | Representation |
---|---|
bin | 101110100100… |
… | …000101000010 |
3 | 211222011000222 |
4 | 232210011002 |
5 | 11111101102 |
6 | 1113343042 |
7 | 205516115 |
oct | 56440502 |
9 | 24864028 |
10 | 12206402 |
11 | 698793a |
12 | 4107a82 |
13 | 26b4c30 |
14 | 189a57c |
15 | 1111aa2 |
hex | ba4142 |
12206402 has 16 divisors (see below), whose sum is σ = 19793592. Its totient is φ = 5612160.
The previous prime is 12206401. The next prime is 12206423. The reversal of 12206402 is 20460221.
It can be written as a sum of positive squares in 4 ways, for example, as 4748041 + 7458361 = 2179^2 + 2731^2 .
It is not an unprimeable number, because it can be changed into a prime (12206401) 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, 7502 + ... + 8982.
Almost surely, 212206402 is an apocalyptic number.
12206402 is a deficient number, since it is larger than the sum of its proper divisors (7587190).
12206402 is a wasteful number, since it uses less digits than its factorization.
12206402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1813.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 12206402 is about 3493.7661627533. The cubic root of 12206402 is about 230.2480122419.
Adding to 12206402 its reverse (20460221), we get a palindrome (32666623).
The spelling of 12206402 in words is "twelve million, two hundred six thousand, four hundred two".
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