Base | Representation |
---|---|
bin | 1001101100001101011001… |
… | …01100001100010001101110 |
3 | 2210110020102120101212211002 |
4 | 10312012230230030101232 |
5 | 10243121322341134410 |
6 | 113153441242400302 |
7 | 4326420236320133 |
oct | 466065454142156 |
9 | 83406376355732 |
10 | 21310230021230 |
11 | 6876688321627 |
12 | 2482094b00092 |
13 | bb7713934477 |
14 | 5395c632458a |
15 | 26e4dbe537a5 |
hex | 1361acb0c46e |
21310230021230 has 8 divisors (see below), whose sum is σ = 38358414038232. Its totient is φ = 8524092008488.
The previous prime is 21310230021229. The next prime is 21310230021247. The reversal of 21310230021230 is 3212003201312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065511501052 + ... + 1065511501071.
It is an arithmetic number, because the mean of its divisors is an integer number (4794801754779).
Almost surely, 221310230021230 is an apocalyptic number.
21310230021230 is a deficient number, since it is larger than the sum of its proper divisors (17048184017002).
21310230021230 is a wasteful number, since it uses less digits than its factorization.
21310230021230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2131023002130.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 21310230021230 its reverse (3212003201312), we get a palindrome (24522233222542).
The spelling of 21310230021230 in words is "twenty-one trillion, three hundred ten billion, two hundred thirty million, twenty-one thousand, two hundred thirty".
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