Base | Representation |
---|---|
bin | 111001110110… |
… | …1011111101111 |
3 | 2010002001221011 |
4 | 1303231133233 |
5 | 30231123121 |
6 | 3002050051 |
7 | 515553100 |
oct | 163553757 |
9 | 63061834 |
10 | 30332911 |
11 | 16138624 |
12 | a1a9927 |
13 | 639068b |
14 | 40583a7 |
15 | 29e27e1 |
hex | 1ced7ef |
30332911 has 24 divisors (see below), whose sum is σ = 38376960. Its totient is φ = 23814000.
The previous prime is 30332909. The next prime is 30332923. The reversal of 30332911 is 11923303.
It is not a de Polignac number, because 30332911 - 21 = 30332909 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30332941) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 28336 + ... + 29386.
It is an arithmetic number, because the mean of its divisors is an integer number (1599040).
Almost surely, 230332911 is an apocalyptic number.
30332911 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
30332911 is a deficient number, since it is larger than the sum of its proper divisors (8044049).
30332911 is a wasteful number, since it uses less digits than its factorization.
30332911 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1115 (or 1108 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 22.
The square root of 30332911 is about 5507.5322059884. The cubic root of 30332911 is about 311.8683938424.
The spelling of 30332911 in words is "thirty million, three hundred thirty-two thousand, nine hundred eleven".
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