Base | Representation |
---|---|
bin | 1111011101001010011… |
… | …00101000110101101101 |
3 | 1212202201222000201210020 |
4 | 13232211030220311231 |
5 | 32200043421443203 |
6 | 1043543454432353 |
7 | 53236656015012 |
oct | 7564514506555 |
9 | 1782658021706 |
10 | 531052531053 |
11 | 195244344700 |
12 | 86b085026b9 |
13 | 3b1025b34c5 |
14 | 1b9bb371709 |
15 | dc31d68153 |
hex | 7ba5328d6d |
531052531053 has 24 divisors (see below), whose sum is σ = 779877241248. Its totient is φ = 321194412000.
The previous prime is 531052531013. The next prime is 531052531067. The reversal of 531052531053 is 350135250135.
It is a happy number.
It is not a de Polignac number, because 531052531053 - 28 = 531052530797 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531052531003) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1311538 + ... + 1668003.
It is an arithmetic number, because the mean of its divisors is an integer number (32494885052).
Almost surely, 2531052531053 is an apocalyptic number.
It is an amenable number.
531052531053 is a deficient number, since it is larger than the sum of its proper divisors (248824710195).
531052531053 is a wasteful number, since it uses less digits than its factorization.
531052531053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2980057 (or 2980046 counting only the distinct ones).
The product of its (nonzero) digits is 33750, while the sum is 33.
Adding to 531052531053 its reverse (350135250135), we get a palindrome (881187781188).
The spelling of 531052531053 in words is "five hundred thirty-one billion, fifty-two million, five hundred thirty-one thousand, fifty-three".
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