Base | Representation |
---|---|
bin | 111010010111… |
… | …1111111111000 |
3 | 2010120220120210 |
4 | 1310233333320 |
5 | 30313332204 |
6 | 3011551120 |
7 | 521066202 |
oct | 164577770 |
9 | 63526523 |
10 | 30605304 |
11 | 16304244 |
12 | a2bb4a0 |
13 | 6457662 |
14 | 40c9772 |
15 | 2a48389 |
hex | 1d2fff8 |
30605304 has 32 divisors (see below), whose sum is σ = 81015120. Its totient is φ = 9601536.
The previous prime is 30605303. The next prime is 30605357. The reversal of 30605304 is 40350603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30605303) 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, 37099 + ... + 37914.
Almost surely, 230605304 is an apocalyptic number.
30605304 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
30605304 is an abundant number, since it is smaller than the sum of its proper divisors (50409816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30605304 is a wasteful number, since it uses less digits than its factorization.
30605304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75039 (or 75035 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 30605304 is about 5532.2060699146. The cubic root of 30605304 is about 312.7991511894.
Adding to 30605304 its reverse (40350603), we get a palindrome (70955907).
The spelling of 30605304 in words is "thirty million, six hundred five thousand, three hundred four".
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