Base | Representation |
---|---|
bin | 1011101000010110… |
… | …0110101000010001 |
3 | 22001120122121120021 |
4 | 2322011212220101 |
5 | 22343214443441 |
6 | 1233443543441 |
7 | 140236553356 |
oct | 27205465021 |
9 | 8046577507 |
10 | 3122031121 |
11 | 136233a210 |
12 | 73168ab81 |
13 | 3a9a6cac1 |
14 | 2188d062d |
15 | 13414b3d1 |
hex | ba166a11 |
3122031121 has 16 divisors (see below), whose sum is σ = 3442824000. Its totient is φ = 2807560000.
The previous prime is 3122031119. The next prime is 3122031131. The reversal of 3122031121 is 1211302213.
It is a cyclic number.
It is not a de Polignac number, because 3122031121 - 21 = 3122031119 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3122031095 and 3122031104.
It is not an unprimeable number, because it can be changed into a prime (3122031131) 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, 407595 + ... + 415183.
It is an arithmetic number, because the mean of its divisors is an integer number (215176500).
Almost surely, 23122031121 is an apocalyptic number.
It is an amenable number.
3122031121 is a deficient number, since it is larger than the sum of its proper divisors (320792879).
3122031121 is a wasteful number, since it uses less digits than its factorization.
3122031121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8000.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 3122031121 is about 55875.1386664946. The cubic root of 3122031121 is about 1461.5457328168.
Adding to 3122031121 its reverse (1211302213), we get a palindrome (4333333334).
The spelling of 3122031121 in words is "three billion, one hundred twenty-two million, thirty-one thousand, one hundred twenty-one".
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