Base | Representation |
---|---|
bin | 110001100001110… |
… | …011001111110101 |
3 | 2010220120100012210 |
4 | 301201303033311 |
5 | 3200210203440 |
6 | 214242004033 |
7 | 26406623655 |
oct | 6141631765 |
9 | 2126510183 |
10 | 830944245 |
11 | 39705678a |
12 | 1b2346619 |
13 | 1031c88b1 |
14 | 7c502365 |
15 | 4ce3aa80 |
hex | 318733f5 |
830944245 has 16 divisors (see below), whose sum is σ = 1330009920. Its totient is φ = 443003904.
The previous prime is 830944189. The next prime is 830944249. The reversal of 830944245 is 542449038.
It is a de Polignac number, because none of the positive numbers 2k-830944245 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830944249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38226 + ... + 55884.
It is an arithmetic number, because the mean of its divisors is an integer number (83125620).
Almost surely, 2830944245 is an apocalyptic number.
It is an amenable number.
830944245 is a deficient number, since it is larger than the sum of its proper divisors (499065675).
830944245 is a wasteful number, since it uses less digits than its factorization.
830944245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20804.
The product of its (nonzero) digits is 138240, while the sum is 39.
The square root of 830944245 is about 28826.1035348172. The cubic root of 830944245 is about 940.1358808398.
The spelling of 830944245 in words is "eight hundred thirty million, nine hundred forty-four thousand, two hundred forty-five".
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