Base | Representation |
---|---|
bin | 10111100110000010… |
… | …10011101011000000 |
3 | 1012200210110102110222 |
4 | 23303001103223000 |
5 | 201420242001200 |
6 | 5452540442212 |
7 | 625621630436 |
oct | 136301235300 |
9 | 35623412428 |
10 | 12667140800 |
11 | 54102a8406 |
12 | 2556249368 |
13 | 126b43a6b2 |
14 | 882480d56 |
15 | 4e2101d85 |
hex | 2f3053ac0 |
12667140800 has 42 divisors (see below), whose sum is σ = 31169087268. Its totient is φ = 5066855680.
The previous prime is 12667140769. The next prime is 12667140803. The reversal of 12667140800 is 804176621.
It is not an unprimeable number, because it can be changed into a prime (12667140803) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3956882 + ... + 3960081.
Almost surely, 212667140800 is an apocalyptic number.
12667140800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12667140800 is an abundant number, since it is smaller than the sum of its proper divisors (18501946468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12667140800 is an equidigital number, since it uses as much as digits as its factorization.
12667140800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7916985 (or 7916970 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 35.
The spelling of 12667140800 in words is "twelve billion, six hundred sixty-seven million, one hundred forty thousand, eight hundred".
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