Base | Representation |
---|---|
bin | 10010101010011111… |
… | …01100011111000001 |
3 | 221212022121110001011 |
4 | 21111033230133001 |
5 | 131010122043241 |
6 | 4334141440521 |
7 | 503210356312 |
oct | 112517543701 |
9 | 27768543034 |
10 | 10020112321 |
11 | 428210176a |
12 | 1b37870141 |
13 | c38c0ca5b |
14 | 6b0aba609 |
15 | 3d9a32281 |
hex | 2553ec7c1 |
10020112321 has 16 divisors (see below), whose sum is σ = 10173654400. Its totient is φ = 9868117248.
The previous prime is 10020112309. The next prime is 10020112331. The reversal of 10020112321 is 12321102001.
It is a cyclic number.
It is not a de Polignac number, because 10020112321 - 229 = 9483241409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10020112331) 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, 13782460 + ... + 13783186.
It is an arithmetic number, because the mean of its divisors is an integer number (635853400).
Almost surely, 210020112321 is an apocalyptic number.
It is an amenable number.
10020112321 is a deficient number, since it is larger than the sum of its proper divisors (153542079).
10020112321 is a wasteful number, since it uses less digits than its factorization.
10020112321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1528.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 10020112321 its reverse (12321102001), we get a palindrome (22341214322).
The spelling of 10020112321 in words is "ten billion, twenty million, one hundred twelve thousand, three hundred twenty-one".
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