Base | Representation |
---|---|
bin | 1001001111000111001100… |
… | …00111101010110001001001 |
3 | 2122220122212022021210201221 |
4 | 10213203212013222301021 |
5 | 10130231313313122403 |
6 | 111110255505042041 |
7 | 4164245166511456 |
oct | 447434607526111 |
9 | 78818768253657 |
10 | 20310466145353 |
11 | 652069071223a |
12 | 234037a026321 |
13 | b44365560557 |
14 | 5030633c482d |
15 | 2534c62cedbd |
hex | 1278e61eac49 |
20310466145353 has 12 divisors (see below), whose sum is σ = 21436038049860. Its totient is φ = 19241190552096.
The previous prime is 20310466145309. The next prime is 20310466145363. The reversal of 20310466145353 is 35354166401302.
It can be written as a sum of positive squares in 2 ways, for example, as 15909185231424 + 4401280913929 = 3988632^2 + 2097923^2 .
It is not a de Polignac number, because 20310466145353 - 213 = 20310466137161 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20310466145363) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24379851 + ... + 25199167.
It is an arithmetic number, because the mean of its divisors is an integer number (1786336504155).
Almost surely, 220310466145353 is an apocalyptic number.
It is an amenable number.
20310466145353 is a deficient number, since it is larger than the sum of its proper divisors (1125571904507).
20310466145353 is an equidigital number, since it uses as much as digits as its factorization.
20310466145353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 888024 (or 888005 counting only the distinct ones).
The product of its (nonzero) digits is 777600, while the sum is 43.
The spelling of 20310466145353 in words is "twenty trillion, three hundred ten billion, four hundred sixty-six million, one hundred forty-five thousand, three hundred fifty-three".
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