Base | Representation |
---|---|
bin | 10010101000001110… |
… | …011000000110101111 |
3 | 1220121222200120002212 |
4 | 102220032120012233 |
5 | 311431031211343 |
6 | 13104444441035 |
7 | 1305446660462 |
oct | 225016300657 |
9 | 56558616085 |
10 | 20002210223 |
11 | 85347a9656 |
12 | 3a6284917b |
13 | 1b69c9c968 |
14 | d7a6dd2d9 |
15 | 7c1055c18 |
hex | 4a83981af |
20002210223 has 4 divisors (see below), whose sum is σ = 20691941640. Its totient is φ = 19312478808.
The previous prime is 20002210219. The next prime is 20002210231. The reversal of 20002210223 is 32201220002.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20002210223 - 22 = 20002210219 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20002210198 and 20002210207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20008210223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344865665 + ... + 344865722.
It is an arithmetic number, because the mean of its divisors is an integer number (5172985410).
Almost surely, 220002210223 is an apocalyptic number.
20002210223 is a deficient number, since it is larger than the sum of its proper divisors (689731417).
20002210223 is an equidigital number, since it uses as much as digits as its factorization.
20002210223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 689731416.
The product of its (nonzero) digits is 96, while the sum is 14.
Adding to 20002210223 its reverse (32201220002), we get a palindrome (52203430225).
The spelling of 20002210223 in words is "twenty billion, two million, two hundred ten thousand, two hundred twenty-three".
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