Base | Representation |
---|---|
bin | 10110100111100100… |
… | …00000000000100000 |
3 | 1011100021021001122211 |
4 | 23103302000000200 |
5 | 144332104100100 |
6 | 5324535211504 |
7 | 606626042440 |
oct | 132362000040 |
9 | 34307231584 |
10 | 12143034400 |
11 | 5171476522 |
12 | 242a816b94 |
13 | 11b6995073 |
14 | 832a12120 |
15 | 4b10c61ba |
hex | 2d3c80020 |
12143034400 has 72 divisors (see below), whose sum is σ = 33879081600. Its totient is φ = 4163324160.
The previous prime is 12143034383. The next prime is 12143034413. The reversal of 12143034400 is 443034121.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1078600 + ... + 1089799.
It is an arithmetic number, because the mean of its divisors is an integer number (470542800).
Almost surely, 212143034400 is an apocalyptic number.
12143034400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12143034400 is an abundant number, since it is smaller than the sum of its proper divisors (21736047200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12143034400 is a wasteful number, since it uses less digits than its factorization.
12143034400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2168426 (or 2168413 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 12143034400 its reverse (443034121), we get a palindrome (12586068521).
The spelling of 12143034400 in words is "twelve billion, one hundred forty-three million, thirty-four thousand, four hundred".
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