Base | Representation |
---|---|
bin | 10111001011010110… |
… | …11100000010100100 |
3 | 1012010012021100020211 |
4 | 23211223130002210 |
5 | 200440441212400 |
6 | 5414423105204 |
7 | 620233224343 |
oct | 134553340244 |
9 | 35105240224 |
10 | 12443304100 |
11 | 5305a145a7 |
12 | 24b32a2204 |
13 | 1233c58846 |
14 | 860855b5a |
15 | 4cc639dba |
hex | 2e5adc0a4 |
12443304100 has 36 divisors (see below), whose sum is σ = 27007154244. Its totient is φ = 4976366080.
The previous prime is 12443304091. The next prime is 12443304109. The reversal of 12443304100 is 140334421.
It is an interprime number because it is at equal distance from previous prime (12443304091) and next prime (12443304109).
It can be written as a sum of positive squares in 6 ways, for example, as 96983104 + 12346320996 = 9848^2 + 111114^2 .
It is not an unprimeable number, because it can be changed into a prime (12443304109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 759192 + ... + 775408.
It is an arithmetic number, because the mean of its divisors is an integer number (750198729).
Almost surely, 212443304100 is an apocalyptic number.
12443304100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12443304100 is an abundant number, since it is smaller than the sum of its proper divisors (14563850144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12443304100 is a wasteful number, since it uses less digits than its factorization.
12443304100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23904 (or 23897 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 12443304100 its reverse (140334421), we get a palindrome (12583638521).
The spelling of 12443304100 in words is "twelve billion, four hundred forty-three million, three hundred four thousand, one hundred".
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