Base | Representation |
---|---|
bin | 1010010000000… |
… | …0111010000001 |
3 | 2222220101111121 |
4 | 2210000322001 |
5 | 42001322304 |
6 | 4133312241 |
7 | 1031311546 |
oct | 244007201 |
9 | 88811447 |
10 | 42995329 |
11 | 222a7033 |
12 | 12495681 |
13 | 8ba5030 |
14 | 59d2bcd |
15 | 3b94554 |
hex | 2900e81 |
42995329 has 16 divisors (see below), whose sum is σ = 49282128. Its totient is φ = 37158912.
The previous prime is 42995317. The next prime is 42995333. The reversal of 42995329 is 92359924.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 4840000 + 38155329 = 2200^2 + 6177^2 .
It is a cyclic number.
It is not a de Polignac number, because 42995329 - 27 = 42995201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42995339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56419 + ... + 57175.
It is an arithmetic number, because the mean of its divisors is an integer number (3080133).
Almost surely, 242995329 is an apocalyptic number.
It is an amenable number.
42995329 is a deficient number, since it is larger than the sum of its proper divisors (6286799).
42995329 is a wasteful number, since it uses less digits than its factorization.
42995329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044.
The product of its digits is 174960, while the sum is 43.
The square root of 42995329 is about 6557.0823542182. The cubic root of 42995329 is about 350.3271200194.
The spelling of 42995329 in words is "forty-two million, nine hundred ninety-five thousand, three hundred twenty-nine".
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