Base | Representation |
---|---|
bin | 111001110110… |
… | …1110110010100 |
3 | 2010002010220200 |
4 | 1303231312110 |
5 | 30231144411 |
6 | 3002100500 |
7 | 515560233 |
oct | 163556624 |
9 | 63063820 |
10 | 30334356 |
11 | 16139718 |
12 | a1aa730 |
13 | 6391230 |
14 | 4058b1a |
15 | 29e2e56 |
hex | 1cedd94 |
30334356 has 36 divisors (see below), whose sum is σ = 82578132. Its totient is φ = 9333504.
The previous prime is 30334351. The next prime is 30334357. The reversal of 30334356 is 65343303.
30334356 is a `hidden beast` number, since 303 + 3 + 4 + 356 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 6656400 + 23677956 = 2580^2 + 4866^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30334351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31941 + ... + 32876.
It is an arithmetic number, because the mean of its divisors is an integer number (2293837).
Almost surely, 230334356 is an apocalyptic number.
30334356 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
30334356 is an abundant number, since it is smaller than the sum of its proper divisors (52243776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30334356 is a wasteful number, since it uses less digits than its factorization.
30334356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64840 (or 64835 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 27.
The square root of 30334356 is about 5507.6633884071. The cubic root of 30334356 is about 311.8733460287.
Adding to 30334356 its reverse (65343303), we get a palindrome (95677659).
The spelling of 30334356 in words is "thirty million, three hundred thirty-four thousand, three hundred fifty-six".
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