Base | Representation |
---|---|
bin | 1010000010100… |
… | …0001001100101 |
3 | 2221020021121210 |
4 | 2200220021211 |
5 | 41234414433 |
6 | 4102302033 |
7 | 1020623241 |
oct | 240501145 |
9 | 87207553 |
10 | 42107493 |
11 | 2184aa8a |
12 | 12127919 |
13 | 8953b9c |
14 | 5841421 |
15 | 3a6b463 |
hex | 2828265 |
42107493 has 8 divisors (see below), whose sum is σ = 57202848. Its totient is φ = 27541904.
The previous prime is 42107491. The next prime is 42107497. The reversal of 42107493 is 39470124.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42107493 - 21 = 42107491 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 42107493.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42107491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132255 + ... + 132572.
It is an arithmetic number, because the mean of its divisors is an integer number (7150356).
Almost surely, 242107493 is an apocalyptic number.
It is an amenable number.
42107493 is a deficient number, since it is larger than the sum of its proper divisors (15095355).
42107493 is a wasteful number, since it uses less digits than its factorization.
42107493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264883.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 42107493 is about 6489.0286638294. The cubic root of 42107493 is about 347.8989583124.
The spelling of 42107493 in words is "forty-two million, one hundred seven thousand, four hundred ninety-three".
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