Base | Representation |
---|---|
bin | 1000011000001… |
… | …11011111111111 |
3 | 11220020212022200 |
4 | 10030013133333 |
5 | 120443112221 |
6 | 10550242543 |
7 | 1512262305 |
oct | 414073777 |
9 | 156225280 |
10 | 70285311 |
11 | 36746438 |
12 | 1b656453 |
13 | 1173b655 |
14 | 9498275 |
15 | 6285426 |
hex | 43077ff |
70285311 has 12 divisors (see below), whose sum is σ = 104267592. Its totient is φ = 45590256.
The previous prime is 70285279. The next prime is 70285331. The reversal of 70285311 is 11358207.
70285311 is a `hidden beast` number, since 70 + 285 + 311 = 666.
It is not a de Polignac number, because 70285311 - 25 = 70285279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70285331) 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 11 ways as a sum of consecutive naturals, for example, 105201 + ... + 105866.
It is an arithmetic number, because the mean of its divisors is an integer number (8688966).
Almost surely, 270285311 is an apocalyptic number.
70285311 is a deficient number, since it is larger than the sum of its proper divisors (33982281).
70285311 is a wasteful number, since it uses less digits than its factorization.
70285311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211110 (or 211107 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 27.
The square root of 70285311 is about 8383.6335201391. The cubic root of 70285311 is about 412.6876986012.
The spelling of 70285311 in words is "seventy million, two hundred eighty-five thousand, three hundred eleven".
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