Base | Representation |
---|---|
bin | 10010101010100111… |
… | …11110001010101001 |
3 | 221212101201101202200 |
4 | 21111103332022221 |
5 | 131010413431241 |
6 | 4334221450413 |
7 | 503223035451 |
oct | 112523761251 |
9 | 27771641680 |
10 | 10021233321 |
11 | 42827a7a10 |
12 | 1b38110a09 |
13 | c39213078 |
14 | 6b0cccd61 |
15 | 3d9ba44b6 |
hex | 2554fe2a9 |
10021233321 has 96 divisors (see below), whose sum is σ = 17352631296. Its totient is φ = 5501952000.
The previous prime is 10021233319. The next prime is 10021233329. The reversal of 10021233321 is 12333212001.
10021233321 is a `hidden beast` number, since 100 + 212 + 33 + 321 = 666.
It is not a de Polignac number, because 10021233321 - 21 = 10021233319 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10021233294 and 10021233303.
It is not an unprimeable number, because it can be changed into a prime (10021233329) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12573295 + ... + 12574091.
It is an arithmetic number, because the mean of its divisors is an integer number (180756576).
Almost surely, 210021233321 is an apocalyptic number.
10021233321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10021233321 is a deficient number, since it is larger than the sum of its proper divisors (7331397975).
10021233321 is a wasteful number, since it uses less digits than its factorization.
10021233321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1103 (or 1100 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 10021233321 its reverse (12333212001), we get a palindrome (22354445322).
It can be divided in two parts, 10021 and 233321, that added together give a palindrome (243342).
The spelling of 10021233321 in words is "ten billion, twenty-one million, two hundred thirty-three thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •