Base | Representation |
---|---|
bin | 10011001101000110011001… |
… | …00010110110101010100100 |
3 | 12112112022000100012212202222 |
4 | 21212203030202312222210 |
5 | 21013410203314040030 |
6 | 225452523432251512 |
7 | 11616062116224311 |
oct | 1146431442665244 |
9 | 175468010185688 |
10 | 42231550143140 |
11 | 12502333099616 |
12 | 48a0910840b98 |
13 | 1a74558710947 |
14 | a600372cbd08 |
15 | 4d3815de93e5 |
hex | 2668cc8b6aa4 |
42231550143140 has 12 divisors (see below), whose sum is σ = 88686255300636. Its totient is φ = 16892620057248.
The previous prime is 42231550143121. The next prime is 42231550143161. The reversal of 42231550143140 is 4134105513224.
It can be written as a sum of positive squares in 2 ways, for example, as 31401408860416 + 10830141282724 = 5603696^2 + 3290918^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 42231550143140.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055788753559 + ... + 1055788753598.
It is an arithmetic number, because the mean of its divisors is an integer number (7390521275053).
Almost surely, 242231550143140 is an apocalyptic number.
It is an amenable number.
42231550143140 is an abundant number, since it is smaller than the sum of its proper divisors (46454705157496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42231550143140 is a wasteful number, since it uses less digits than its factorization.
42231550143140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2111577507166 (or 2111577507164 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 35.
Adding to 42231550143140 its reverse (4134105513224), we get a palindrome (46365655656364).
The spelling of 42231550143140 in words is "forty-two trillion, two hundred thirty-one billion, five hundred fifty million, one hundred forty-three thousand, one hundred forty".
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