Base | Representation |
---|---|
bin | 10010000011110110101… |
… | …11010100011100000111 |
3 | 2012022201211220020212110 |
4 | 21001323113110130013 |
5 | 40131334010014343 |
6 | 1153024024552103 |
7 | 62555453323530 |
oct | 11017327243407 |
9 | 2168654806773 |
10 | 620545001223 |
11 | 21a198526054 |
12 | a0323322633 |
13 | 46695215274 |
14 | 2206aab7687 |
15 | 1121d890833 |
hex | 907b5d4707 |
620545001223 has 16 divisors (see below), whose sum is σ = 945773248256. Its totient is φ = 354529319040.
The previous prime is 620545001207. The next prime is 620545001243. The reversal of 620545001223 is 322100545026.
620545001223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 620545001223 - 24 = 620545001207 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620545001243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2713513 + ... + 2933298.
It is an arithmetic number, because the mean of its divisors is an integer number (59110828016).
Almost surely, 2620545001223 is an apocalyptic number.
620545001223 is a deficient number, since it is larger than the sum of its proper divisors (325228247033).
620545001223 is a wasteful number, since it uses less digits than its factorization.
620545001223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5652054.
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 620545001223 its reverse (322100545026), we get a palindrome (942645546249).
The spelling of 620545001223 in words is "six hundred twenty billion, five hundred forty-five million, one thousand, two hundred twenty-three".
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