Base | Representation |
---|---|
bin | 10010111011111100… |
… | …101101011010010111 |
3 | 1221111001100200101220 |
4 | 102323330231122113 |
5 | 313120234420343 |
6 | 13201345221423 |
7 | 1316605460430 |
oct | 227374553227 |
9 | 57431320356 |
10 | 20333123223 |
11 | 8694577476 |
12 | 3b35631873 |
13 | 1bc070217a |
14 | dac63c487 |
15 | 7e011e183 |
hex | 4bbf2d697 |
20333123223 has 32 divisors (see below), whose sum is σ = 31473114624. Its totient is φ = 11436826752.
The previous prime is 20333123171. The next prime is 20333123281. The reversal of 20333123223 is 32232133302.
It is not a de Polignac number, because 20333123223 - 28 = 20333122967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20333123193 and 20333123202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20333123123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323961 + ... + 381597.
It is an arithmetic number, because the mean of its divisors is an integer number (983534832).
Almost surely, 220333123223 is an apocalyptic number.
20333123223 is a deficient number, since it is larger than the sum of its proper divisors (11139991401).
20333123223 is a wasteful number, since it uses less digits than its factorization.
20333123223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57911.
The product of its (nonzero) digits is 3888, while the sum is 24.
Adding to 20333123223 its reverse (32232133302), we get a palindrome (52565256525).
The spelling of 20333123223 in words is "twenty billion, three hundred thirty-three million, one hundred twenty-three thousand, two hundred twenty-three".
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