Base | Representation |
---|---|
bin | 111010101100… |
… | …1011000111110 |
3 | 2010220112011010 |
4 | 1311121120332 |
5 | 30334243341 |
6 | 3015340050 |
7 | 522403404 |
oct | 165313076 |
9 | 63815133 |
10 | 30774846 |
11 | 1640a663 |
12 | a381626 |
13 | 64b688b |
14 | 4131474 |
15 | 2a7d716 |
hex | 1d5963e |
30774846 has 16 divisors (see below), whose sum is σ = 63051408. Its totient is φ = 10008000.
The previous prime is 30774841. The next prime is 30774853. The reversal of 30774846 is 64847703.
It is a happy number.
It is a super-2 number, since 2×307748462 = 1894182292647432, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30774841) 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, 62305 + ... + 62796.
It is an arithmetic number, because the mean of its divisors is an integer number (3940713).
Almost surely, 230774846 is an apocalyptic number.
30774846 is an abundant number, since it is smaller than the sum of its proper divisors (32276562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30774846 is a wasteful number, since it uses less digits than its factorization.
30774846 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125147.
The product of its (nonzero) digits is 112896, while the sum is 39.
The square root of 30774846 is about 5547.5080892235. The cubic root of 30774846 is about 313.3756848844.
The spelling of 30774846 in words is "thirty million, seven hundred seventy-four thousand, eight hundred forty-six".
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