Base | Representation |
---|---|
bin | 100111001101101100… |
… | …000001001011111110 |
3 | 11000200102001210012222 |
4 | 213031230001023332 |
5 | 1142213011333032 |
6 | 31202032325342 |
7 | 3020262321632 |
oct | 471554011376 |
9 | 130612053188 |
10 | 42105574142 |
11 | 16947554065 |
12 | 81b10a3852 |
13 | 3c80372618 |
14 | 20760a8dc2 |
15 | 11667a0a12 |
hex | 9cdb012fe |
42105574142 has 8 divisors (see below), whose sum is σ = 63919305576. Its totient is φ = 20799138952.
The previous prime is 42105574127. The next prime is 42105574193. The reversal of 42105574142 is 24147550124.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 126823853 + ... + 126824184.
It is an arithmetic number, because the mean of its divisors is an integer number (7989913197).
Almost surely, 242105574142 is an apocalyptic number.
42105574142 is a deficient number, since it is larger than the sum of its proper divisors (21813731434).
42105574142 is a wasteful number, since it uses less digits than its factorization.
42105574142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253648122.
The product of its (nonzero) digits is 44800, while the sum is 35.
The spelling of 42105574142 in words is "forty-two billion, one hundred five million, five hundred seventy-four thousand, one hundred forty-two".
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