Base | Representation |
---|---|
bin | 111010010001… |
… | …0011100100100 |
3 | 2010111002102221 |
4 | 1310202130210 |
5 | 30310043141 |
6 | 3010442124 |
7 | 520445314 |
oct | 164423444 |
9 | 63432387 |
10 | 30549796 |
11 | 16276572 |
12 | a293344 |
13 | 6438304 |
14 | 40b3444 |
15 | 2a36bd1 |
hex | 1d22724 |
30549796 has 24 divisors (see below), whose sum is σ = 58726080. Its totient is φ = 13840992.
The previous prime is 30549749. The next prime is 30549803. The reversal of 30549796 is 69794503.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6991 + ... + 10486.
It is an arithmetic number, because the mean of its divisors is an integer number (2446920).
Almost surely, 230549796 is an apocalyptic number.
30549796 is the 3496-th heptagonal number.
It is an amenable number.
30549796 is a deficient number, since it is larger than the sum of its proper divisors (28176284).
30549796 is a wasteful number, since it uses less digits than its factorization.
30549796 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17523 (or 17521 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 43.
The square root of 30549796 is about 5527.1869879714. The cubic root of 30549796 is about 312.6099316702.
The spelling of 30549796 in words is "thirty million, five hundred forty-nine thousand, seven hundred ninety-six".
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