Base | Representation |
---|---|
bin | 10010000000111… |
… | …101100101001000 |
3 | 210001201111020121 |
4 | 102000331211020 |
5 | 1104333221440 |
6 | 45554033024 |
7 | 10330005235 |
oct | 2200754510 |
9 | 701644217 |
10 | 302242120 |
11 | 145675a84 |
12 | 85278774 |
13 | 4a8044bb |
14 | 2c1d878c |
15 | 1b80334a |
hex | 1203d948 |
302242120 has 32 divisors (see below), whose sum is σ = 715838400. Its totient is φ = 114533568.
The previous prime is 302242081. The next prime is 302242123. The reversal of 302242120 is 21242203.
It is a junction number, because it is equal to n+sod(n) for n = 302242094 and 302242103.
It is not an unprimeable number, because it can be changed into a prime (302242123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198084 + ... + 199603.
It is an arithmetic number, because the mean of its divisors is an integer number (22369950).
Almost surely, 2302242120 is an apocalyptic number.
It is an amenable number.
302242120 is an abundant number, since it is smaller than the sum of its proper divisors (413596280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
302242120 is a wasteful number, since it uses less digits than its factorization.
302242120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397717 (or 397713 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 302242120 is about 17385.1120214970. The cubic root of 302242120 is about 671.0965336642.
Adding to 302242120 its reverse (21242203), we get a palindrome (323484323).
The spelling of 302242120 in words is "three hundred two million, two hundred forty-two thousand, one hundred twenty".
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