Base | Representation |
---|---|
bin | 11111101011010… |
… | …010010110011110 |
3 | 1101001000000002000 |
4 | 133223102112132 |
5 | 2042022103204 |
6 | 124422343130 |
7 | 16112113554 |
oct | 3753222636 |
9 | 1331000060 |
10 | 531441054 |
11 | 252a91591 |
12 | 129b8aaa6 |
13 | 86142c81 |
14 | 5081bbd4 |
15 | 319c9039 |
hex | 1fad259e |
531441054 has 32 divisors (see below), whose sum is σ = 1191828000. Its totient is φ = 175519872.
The previous prime is 531441049. The next prime is 531441061. The reversal of 531441054 is 450144135.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39259 + ... + 51030.
It is an arithmetic number, because the mean of its divisors is an integer number (37244625).
Almost surely, 2531441054 is an apocalyptic number.
531441054 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
531441054 is an abundant number, since it is smaller than the sum of its proper divisors (660386946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531441054 is a wasteful number, since it uses less digits than its factorization.
531441054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90409 (or 90403 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 531441054 is about 23053.0053138414. The cubic root of 531441054 is about 810.0000274348. Note that the first 4 decimals are identical.
Adding to 531441054 its reverse (450144135), we get a palindrome (981585189).
The spelling of 531441054 in words is "five hundred thirty-one million, four hundred forty-one thousand, fifty-four".
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