Base | Representation |
---|---|
bin | 100000010011001010001100… |
… | …011010111110101000101000 |
3 | 200121222020110202202001220221 |
4 | 200103022030122332220220 |
5 | 122104403301140333230 |
6 | 1222042430553255424 |
7 | 41631033062125243 |
oct | 4023121432765050 |
9 | 617866422661827 |
10 | 142054104230440 |
11 | 4129889754a166 |
12 | 13b23054104574 |
13 | 613584c0cb3bc |
14 | 27116535d425a |
15 | 116524732227a |
hex | 81328c6bea28 |
142054104230440 has 32 divisors (see below), whose sum is σ = 320837026308480. Its totient is φ = 56605589818432.
The previous prime is 142054104230413. The next prime is 142054104230473. The reversal of 142054104230440 is 44032401450241.
It is a junction number, because it is equal to n+sod(n) for n = 142054104230396 and 142054104230405.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6751610404 + ... + 6751631443.
It is an arithmetic number, because the mean of its divisors is an integer number (10026157072140).
Almost surely, 2142054104230440 is an apocalyptic number.
142054104230440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142054104230440 is an abundant number, since it is smaller than the sum of its proper divisors (178782922078040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142054104230440 is a wasteful number, since it uses less digits than its factorization.
142054104230440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13503242121 (or 13503242117 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 34.
Adding to 142054104230440 its reverse (44032401450241), we get a palindrome (186086505680681).
The spelling of 142054104230440 in words is "one hundred forty-two trillion, fifty-four billion, one hundred four million, two hundred thirty thousand, four hundred forty".
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