Base | Representation |
---|---|
bin | 1110010101110… |
… | …11101011111110 |
3 | 22101101012101201 |
4 | 13022323223332 |
5 | 221244301210 |
6 | 15534330114 |
7 | 2660405416 |
oct | 712735376 |
9 | 271335351 |
10 | 120306430 |
11 | 61a01002 |
12 | 3435993a |
13 | 1bc0354a |
14 | 11d99646 |
15 | a86653a |
hex | 72bbafe |
120306430 has 16 divisors (see below), whose sum is σ = 216950400. Its totient is φ = 48033952.
The previous prime is 120306427. The next prime is 120306469. The reversal of 120306430 is 34603021.
It is a junction number, because it is equal to n+sod(n) for n = 120306398 and 120306407.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5230 + ... + 16369.
It is an arithmetic number, because the mean of its divisors is an integer number (13559400).
Almost surely, 2120306430 is an apocalyptic number.
120306430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120306430 is a deficient number, since it is larger than the sum of its proper divisors (96643970).
120306430 is a wasteful number, since it uses less digits than its factorization.
120306430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22163.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 120306430 is about 10968.4287844705. The cubic root of 120306430 is about 493.6619032056.
Adding to 120306430 its reverse (34603021), we get a palindrome (154909451).
The spelling of 120306430 in words is "one hundred twenty million, three hundred six thousand, four hundred thirty".
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