Base | Representation |
---|---|
bin | 1010001100100… |
… | …0101011100101 |
3 | 2222110200120222 |
4 | 2203020223211 |
5 | 41421440104 |
6 | 4124334125 |
7 | 1026332246 |
oct | 243105345 |
9 | 88420528 |
10 | 42765029 |
11 | 22159aaa |
12 | 123a4345 |
13 | 8b24268 |
14 | 5972ccd |
15 | 3b4b1be |
hex | 28c8ae5 |
42765029 has 8 divisors (see below), whose sum is σ = 45780000. Its totient is φ = 39826512.
The previous prime is 42765017. The next prime is 42765031. The reversal of 42765029 is 92056724.
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 42765029 - 28 = 42764773 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 42765029.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42765049) 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, 17954 + ... + 20195.
It is an arithmetic number, because the mean of its divisors is an integer number (5722500).
Almost surely, 242765029 is an apocalyptic number.
It is an amenable number.
42765029 is a deficient number, since it is larger than the sum of its proper divisors (3014971).
42765029 is a wasteful number, since it uses less digits than its factorization.
42765029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38227.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 42765029 is about 6539.4976106732. The cubic root of 42765029 is about 349.7005029754.
It can be divided in two parts, 427 and 65029, that added together give a palindrome (65456).
The spelling of 42765029 in words is "forty-two million, seven hundred sixty-five thousand, twenty-nine".
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