Base | Representation |
---|---|
bin | 1001010010111110000100… |
… | …11011000000101110011110 |
3 | 2200101022222121020100202201 |
4 | 10221133002123000232132 |
5 | 10134414241333104210 |
6 | 111251220102042114 |
7 | 4206646606206556 |
oct | 451370233005636 |
9 | 80338877210681 |
10 | 20443011222430 |
11 | 6571917983455 |
12 | 2361bab11933a |
13 | b539c97b7c44 |
14 | 5096388b6166 |
15 | 256b827c553a |
hex | 1297c26c0b9e |
20443011222430 has 32 divisors (see below), whose sum is σ = 36830209005216. Its totient is φ = 8169918766464.
The previous prime is 20443011222397. The next prime is 20443011222457. The reversal of 20443011222430 is 3422211034402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435332512 + ... + 435379468.
It is an arithmetic number, because the mean of its divisors is an integer number (1150944031413).
Almost surely, 220443011222430 is an apocalyptic number.
20443011222430 is a deficient number, since it is larger than the sum of its proper divisors (16387197782786).
20443011222430 is a wasteful number, since it uses less digits than its factorization.
20443011222430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84828.
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 20443011222430 its reverse (3422211034402), we get a palindrome (23865222256832).
The spelling of 20443011222430 in words is "twenty trillion, four hundred forty-three billion, eleven million, two hundred twenty-two thousand, four hundred thirty".
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