Base | Representation |
---|---|
bin | 10010101010100000… |
… | …01001101101010101 |
3 | 221212022211112020111 |
4 | 21111100021231111 |
5 | 131010134411041 |
6 | 4334144203021 |
7 | 503211365302 |
oct | 112520115525 |
9 | 27768745214 |
10 | 10020232021 |
11 | 4282183698 |
12 | 1b37909471 |
13 | c38c52397 |
14 | 6b0b0c0a9 |
15 | 3d9a57981 |
hex | 255409b55 |
10020232021 has 16 divisors (see below), whose sum is σ = 11083903488. Its totient is φ = 9016588800.
The previous prime is 10020231973. The next prime is 10020232031. The reversal of 10020232021 is 12023202001.
It is not a de Polignac number, because 10020232021 - 29 = 10020231509 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10020231992 and 10020232010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10020232031) 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, 70800 + ... + 158281.
It is an arithmetic number, because the mean of its divisors is an integer number (692743968).
Almost surely, 210020232021 is an apocalyptic number.
It is an amenable number.
10020232021 is a deficient number, since it is larger than the sum of its proper divisors (1063671467).
10020232021 is a wasteful number, since it uses less digits than its factorization.
10020232021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 229212.
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 10020232021 its reverse (12023202001), we get a palindrome (22043434022).
The spelling of 10020232021 in words is "ten billion, twenty million, two hundred thirty-two thousand, twenty-one".
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