Base | Representation |
---|---|
bin | 10011101100011… |
… | …111011111101000 |
3 | 212000202121100110 |
4 | 103230133133220 |
5 | 1134042233230 |
6 | 52442134320 |
7 | 11121420024 |
oct | 2354373750 |
9 | 760677313 |
10 | 330430440 |
11 | 15a57930a |
12 | 927b13a0 |
13 | 535c3992 |
14 | 31c55384 |
15 | 1e0204b0 |
hex | 13b1f7e8 |
330430440 has 32 divisors (see below), whose sum is σ = 991291680. Its totient is φ = 88114752.
The previous prime is 330430433. The next prime is 330430453. The reversal of 330430440 is 44034033.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376674 + ... + 1376913.
It is an arithmetic number, because the mean of its divisors is an integer number (30977865).
Almost surely, 2330430440 is an apocalyptic number.
330430440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
330430440 is an abundant number, since it is smaller than the sum of its proper divisors (660861240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
330430440 is a wasteful number, since it uses less digits than its factorization.
330430440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2753601 (or 2753597 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 21.
The square root of 330430440 is about 18177.7457348264. The cubic root of 330430440 is about 691.3426492865.
Adding to 330430440 its reverse (44034033), we get a palindrome (374464473).
The spelling of 330430440 in words is "three hundred thirty million, four hundred thirty thousand, four hundred forty".
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