Base | Representation |
---|---|
bin | 11110001101110100… |
… | …000101011001011001 |
3 | 10002202002010120201120 |
4 | 132031310011121121 |
5 | 1012421131341441 |
6 | 22523215435453 |
7 | 2225664360423 |
oct | 361564053131 |
9 | 102662116646 |
10 | 32444012121 |
11 | 12839887564 |
12 | 6355525b89 |
13 | 30a0820811 |
14 | 17dac83813 |
15 | c9d495966 |
hex | 78dd05659 |
32444012121 has 16 divisors (see below), whose sum is σ = 43402444800. Its totient is φ = 21557507328.
The previous prime is 32444012059. The next prime is 32444012197. The reversal of 32444012121 is 12121044423.
It is not a de Polignac number, because 32444012121 - 215 = 32443979353 is a prime.
It is a super-2 number, since 2×324440121212 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 32444012091 and 32444012100.
It is not an unprimeable number, because it can be changed into a prime (32444012921) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5172175 + ... + 5178443.
It is an arithmetic number, because the mean of its divisors is an integer number (2712652800).
Almost surely, 232444012121 is an apocalyptic number.
It is an amenable number.
32444012121 is a deficient number, since it is larger than the sum of its proper divisors (10958432679).
32444012121 is a wasteful number, since it uses less digits than its factorization.
32444012121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11728.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 32444012121 its reverse (12121044423), we get a palindrome (44565056544).
The spelling of 32444012121 in words is "thirty-two billion, four hundred forty-four million, twelve thousand, one hundred twenty-one".
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