Base | Representation |
---|---|
bin | 11101111011000110… |
… | …100111001101101001 |
3 | 10001221012110022011021 |
4 | 131323012213031221 |
5 | 1011300301231441 |
6 | 22432123332441 |
7 | 2215133235055 |
oct | 357306471551 |
9 | 101835408137 |
10 | 32130102121 |
11 | 12698672307 |
12 | 6288381121 |
13 | 3050792560 |
14 | 17ab2ccc65 |
15 | c80b3a3d1 |
hex | 77b1a7369 |
32130102121 has 16 divisors (see below), whose sum is σ = 35177877504. Its totient is φ = 29166153984.
The previous prime is 32130102097. The next prime is 32130102139. The reversal of 32130102121 is 12120103123.
It is a cyclic number.
It is not a de Polignac number, because 32130102121 - 211 = 32130100073 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32130102095 and 32130102104.
It is not an unprimeable number, because it can be changed into a prime (32130112121) 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, 485400 + ... + 547606.
It is an arithmetic number, because the mean of its divisors is an integer number (2198617344).
Almost surely, 232130102121 is an apocalyptic number.
It is an amenable number.
32130102121 is a deficient number, since it is larger than the sum of its proper divisors (3047775383).
32130102121 is a wasteful number, since it uses less digits than its factorization.
32130102121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62880.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 32130102121 its reverse (12120103123), we get a palindrome (44250205244).
The spelling of 32130102121 in words is "thirty-two billion, one hundred thirty million, one hundred two thousand, one hundred twenty-one".
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