Base | Representation |
---|---|
bin | 1111011101110111011… |
… | …01101101111100001101 |
3 | 1212210201021212110100112 |
4 | 13232323231231330031 |
5 | 32201332124121303 |
6 | 1044045151405405 |
7 | 53252224013312 |
oct | 7567355557415 |
9 | 1783637773315 |
10 | 531430301453 |
11 | 195418607147 |
12 | 86bb2b23865 |
13 | 3b16294089c |
14 | 1ba155cad09 |
15 | dc550da0d8 |
hex | 7bbbb6df0d |
531430301453 has 4 divisors (see below), whose sum is σ = 536691987708. Its totient is φ = 526168615200.
The previous prime is 531430301449. The next prime is 531430301527. The reversal of 531430301453 is 354103034135.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 468859281289 + 62571020164 = 684733^2 + 250142^2 .
It is a cyclic number.
It is not a de Polignac number, because 531430301453 - 22 = 531430301449 is a prime.
It is a super-2 number, since 2×5314303014532 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531430307453) 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, 2630842976 + ... + 2630843177.
It is an arithmetic number, because the mean of its divisors is an integer number (134172996927).
Almost surely, 2531430301453 is an apocalyptic number.
It is an amenable number.
531430301453 is a deficient number, since it is larger than the sum of its proper divisors (5261686255).
531430301453 is a wasteful number, since it uses less digits than its factorization.
531430301453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5261686254.
The product of its (nonzero) digits is 32400, while the sum is 32.
Adding to 531430301453 its reverse (354103034135), we get a palindrome (885533335588).
The spelling of 531430301453 in words is "five hundred thirty-one billion, four hundred thirty million, three hundred one thousand, four hundred fifty-three".
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