Base | Representation |
---|---|
bin | 111010111111… |
… | …0100100001101 |
3 | 2011012021000210 |
4 | 1311332210031 |
5 | 30404131432 |
6 | 3022513033 |
7 | 523606344 |
oct | 165764415 |
9 | 64167023 |
10 | 30927117 |
11 | 16504001 |
12 | a435779 |
13 | 653ac90 |
14 | 4170b5b |
15 | 2aad8cc |
hex | 1d7e90d |
30927117 has 16 divisors (see below), whose sum is σ = 46746560. Its totient is φ = 18029952.
The previous prime is 30927077. The next prime is 30927121. The reversal of 30927117 is 71172903.
It is not a de Polignac number, because 30927117 - 27 = 30926989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30907117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20128 + ... + 21609.
It is an arithmetic number, because the mean of its divisors is an integer number (2921660).
Almost surely, 230927117 is an apocalyptic number.
It is an amenable number.
30927117 is a deficient number, since it is larger than the sum of its proper divisors (15819443).
30927117 is a wasteful number, since it uses less digits than its factorization.
30927117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41772.
The product of its (nonzero) digits is 2646, while the sum is 30.
The square root of 30927117 is about 5561.2154247071. The cubic root of 30927117 is about 313.8916857673.
The spelling of 30927117 in words is "thirty million, nine hundred twenty-seven thousand, one hundred seventeen".
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