Base | Representation |
---|---|
bin | 111001110110… |
… | …0110010100111 |
3 | 2010001220222012 |
4 | 1303230302213 |
5 | 30231030043 |
6 | 3002024435 |
7 | 515541503 |
oct | 163546247 |
9 | 63056865 |
10 | 30330023 |
11 | 16136439 |
12 | a1a811b |
13 | 638c279 |
14 | 4057303 |
15 | 29e1a18 |
hex | 1cecca7 |
30330023 has 8 divisors (see below), whose sum is σ = 33804720. Its totient is φ = 27043200.
The previous prime is 30330017. The next prime is 30330067. The reversal of 30330023 is 32003303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30330023 - 214 = 30313639 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 (30330073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46628 + ... + 47273.
It is an arithmetic number, because the mean of its divisors is an integer number (4225590).
Almost surely, 230330023 is an apocalyptic number.
30330023 is a deficient number, since it is larger than the sum of its proper divisors (3474697).
30330023 is a wasteful number, since it uses less digits than its factorization.
30330023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93937.
The product of its (nonzero) digits is 162, while the sum is 14.
The square root of 30330023 is about 5507.2700133551. The cubic root of 30330023 is about 311.8584958529.
Adding to 30330023 its reverse (32003303), we get a palindrome (62333326).
The spelling of 30330023 in words is "thirty million, three hundred thirty thousand, twenty-three".
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