Base | Representation |
---|---|
bin | 10010001101000010101010… |
… | …00111001011100100000110 |
3 | 12020201212202222121101222010 |
4 | 21012201111013023210012 |
5 | 20221330002411110304 |
6 | 221045433553115050 |
7 | 11301052452353043 |
oct | 1106412507134406 |
9 | 166655688541863 |
10 | 40030523144454 |
11 | 118339387a3297 |
12 | 45a6225258a86 |
13 | 1944b2915939b |
14 | 9c56b81c21ca |
15 | 496444731789 |
hex | 2468551cb906 |
40030523144454 has 32 divisors (see below), whose sum is σ = 81896618813184. Its totient is φ = 13039585052000.
The previous prime is 40030523144453. The next prime is 40030523144459. The reversal of 40030523144454 is 45444132503004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40030523144453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250681434 + ... + 250841069.
It is an arithmetic number, because the mean of its divisors is an integer number (2559269337912).
Almost surely, 240030523144454 is an apocalyptic number.
40030523144454 is an abundant number, since it is smaller than the sum of its proper divisors (41866095668730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40030523144454 is a wasteful number, since it uses less digits than its factorization.
40030523144454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501522812.
The product of its (nonzero) digits is 460800, while the sum is 39.
Adding to 40030523144454 its reverse (45444132503004), we get a palindrome (85474655647458).
The spelling of 40030523144454 in words is "forty trillion, thirty billion, five hundred twenty-three million, one hundred forty-four thousand, four hundred fifty-four".
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