Base | Representation |
---|---|
bin | 100111001010110101… |
… | …100111111100011110 |
3 | 11000120002002121021220 |
4 | 213022311213330132 |
5 | 1142113241314132 |
6 | 31153203434210 |
7 | 3016142031450 |
oct | 471265477436 |
9 | 130502077256 |
10 | 42057760542 |
11 | 16922566a96 |
12 | 8199085966 |
13 | 3c734a1455 |
14 | 206d9c02d0 |
15 | 11624a8a2c |
hex | 9cad67f1e |
42057760542 has 16 divisors (see below), whose sum is σ = 96132024192. Its totient is φ = 12016503000.
The previous prime is 42057760513. The next prime is 42057760567. The reversal of 42057760542 is 24506775024.
It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1001375251 = 42057760542 / (4 + 2 + 0 + 5 + 7 + 7 + 6 + 0 + 5 + 4 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 42057760494 and 42057760503.
It is a congruent number.
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, 500687584 + ... + 500687667.
It is an arithmetic number, because the mean of its divisors is an integer number (6008251512).
Almost surely, 242057760542 is an apocalyptic number.
42057760542 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
42057760542 is an abundant number, since it is smaller than the sum of its proper divisors (54074263650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42057760542 is a wasteful number, since it uses less digits than its factorization.
42057760542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1001375263.
The product of its (nonzero) digits is 470400, while the sum is 42.
The spelling of 42057760542 in words is "forty-two billion, fifty-seven million, seven hundred sixty thousand, five hundred forty-two".
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