Base | Representation |
---|---|
bin | 11111101011010… |
… | …110000010001101 |
3 | 1101001000202202210 |
4 | 133223112002031 |
5 | 2042023044031 |
6 | 124422541033 |
7 | 16112205546 |
oct | 3753260215 |
9 | 1331022683 |
10 | 531456141 |
11 | 252aa1957 |
12 | 129b97779 |
13 | 86149ab8 |
14 | 508234cd |
15 | 319cd746 |
hex | 1fad608d |
531456141 has 4 divisors (see below), whose sum is σ = 708608192. Its totient is φ = 354304092.
The previous prime is 531456137. The next prime is 531456151. The reversal of 531456141 is 141654135.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 531456141 - 22 = 531456137 is a prime.
It is a super-2 number, since 2×5314561412 = 564891259613223762, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 531456099 and 531456108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531456151) 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, 88576021 + ... + 88576026.
It is an arithmetic number, because the mean of its divisors is an integer number (177152048).
Almost surely, 2531456141 is an apocalyptic number.
It is an amenable number.
531456141 is a deficient number, since it is larger than the sum of its proper divisors (177152051).
531456141 is a wasteful number, since it uses less digits than its factorization.
531456141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177152050.
The product of its digits is 7200, while the sum is 30.
The square root of 531456141 is about 23053.3325356661. The cubic root of 531456141 is about 810.0076923519.
The spelling of 531456141 in words is "five hundred thirty-one million, four hundred fifty-six thousand, one hundred forty-one".
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