Base | Representation |
---|---|
bin | 10011001010011100101010… |
… | …00001000000011001111000 |
3 | 12112012120210121200211210201 |
4 | 21211032111001000121320 |
5 | 21010412042044210130 |
6 | 225343013231251544 |
7 | 11606354665455052 |
oct | 1145162501003170 |
9 | 175176717624721 |
10 | 42140424210040 |
11 | 12477720960302 |
12 | 488711a979bb4 |
13 | 1a68a9555ab80 |
14 | a59870a608d2 |
15 | 4d1280cb2bca |
hex | 265395040678 |
42140424210040 has 64 divisors (see below), whose sum is σ = 102117647288160. Its totient is φ = 15558298145280.
The previous prime is 42140424209999. The next prime is 42140424210139. The reversal of 42140424210040 is 4001242404124.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 42140424209990 and 42140424210008.
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, 3290347 + ... + 9752293.
Almost surely, 242140424210040 is an apocalyptic number.
42140424210040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42140424210040 is an abundant number, since it is smaller than the sum of its proper divisors (59977223078120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42140424210040 is a wasteful number, since it uses less digits than its factorization.
42140424210040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6474512 (or 6474508 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 28.
Adding to 42140424210040 its reverse (4001242404124), we get a palindrome (46141666614164).
The spelling of 42140424210040 in words is "forty-two trillion, one hundred forty billion, four hundred twenty-four million, two hundred ten thousand, forty".
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