Base | Representation |
---|---|
bin | 110000010101… |
… | …010011111000 |
3 | 212211201020200 |
4 | 300111103320 |
5 | 11220421300 |
6 | 1131322200 |
7 | 212460234 |
oct | 60252370 |
9 | 25751220 |
10 | 12670200 |
11 | 7174344 |
12 | 42b0360 |
13 | 281807a |
14 | 197b5c4 |
15 | 11a4200 |
hex | c154f8 |
12670200 has 72 divisors (see below), whose sum is σ = 42556800. Its totient is φ = 3378240.
The previous prime is 12670183. The next prime is 12670211. The reversal of 12670200 is 207621.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (18).
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 17 ways as a sum of consecutive naturals, for example, 1720 + ... + 5319.
Almost surely, 212670200 is an apocalyptic number.
12670200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12670200 is an abundant number, since it is smaller than the sum of its proper divisors (29886600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12670200 is a wasteful number, since it uses less digits than its factorization.
12670200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7061 (or 7049 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 12670200 is about 3559.5224398787. The cubic root of 12670200 is about 233.1280280258.
Adding to 12670200 its reverse (207621), we get a palindrome (12877821).
The spelling of 12670200 in words is "twelve million, six hundred seventy thousand, two hundred".
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