Base | Representation |
---|---|
bin | 10001111000111… |
… | …110100110010100 |
3 | 202220210011012211 |
4 | 101320332212110 |
5 | 1103314233030 |
6 | 45441123204 |
7 | 10303140244 |
oct | 2170764624 |
9 | 686704184 |
10 | 300149140 |
11 | 144476545 |
12 | 84629504 |
13 | 4a250955 |
14 | 2bc11b24 |
15 | 1b53d12a |
hex | 11e3e994 |
300149140 has 12 divisors (see below), whose sum is σ = 630313236. Its totient is φ = 120059648.
The previous prime is 300149119. The next prime is 300149147. The reversal of 300149140 is 41941003.
It can be written as a sum of positive squares in 2 ways, for example, as 118330884 + 181818256 = 10878^2 + 13484^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (300149147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7503709 + ... + 7503748.
It is an arithmetic number, because the mean of its divisors is an integer number (52526103).
Almost surely, 2300149140 is an apocalyptic number.
It is an amenable number.
300149140 is an abundant number, since it is smaller than the sum of its proper divisors (330164096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
300149140 is a wasteful number, since it uses less digits than its factorization.
300149140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15007466 (or 15007464 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 300149140 is about 17324.8128417019. The cubic root of 300149140 is about 669.5438641825.
The spelling of 300149140 in words is "three hundred million, one hundred forty-nine thousand, one hundred forty".
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