Base | Representation |
---|---|
bin | 10010000000111… |
… | …101100011111101 |
3 | 210001201111010211 |
4 | 102000331203331 |
5 | 1104333221140 |
6 | 45554032421 |
7 | 10330005100 |
oct | 2200754375 |
9 | 701644124 |
10 | 302242045 |
11 | 145675a16 |
12 | 85278711 |
13 | 4a804461 |
14 | 2c1d8737 |
15 | 1b8032ea |
hex | 1203d8fd |
302242045 has 12 divisors (see below), whose sum is σ = 421905564. Its totient is φ = 207251520.
The previous prime is 302242043. The next prime is 302242049. The reversal of 302242045 is 540242203.
It can be written as a sum of positive squares in 2 ways, for example, as 115154361 + 187087684 = 10731^2 + 13678^2 .
It is not a de Polignac number, because 302242045 - 21 = 302242043 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302242043) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616576 + ... + 617065.
It is an arithmetic number, because the mean of its divisors is an integer number (35158797).
Almost surely, 2302242045 is an apocalyptic number.
302242045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
302242045 is a deficient number, since it is larger than the sum of its proper divisors (119663519).
302242045 is a wasteful number, since it uses less digits than its factorization.
302242045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1233660 (or 1233653 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 302242045 is about 17385.1098644789. The cubic root of 302242045 is about 671.0964781543.
Adding to 302242045 its reverse (540242203), we get a palindrome (842484248).
The spelling of 302242045 in words is "three hundred two million, two hundred forty-two thousand, forty-five".
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