Base | Representation |
---|---|
bin | 1000011100101… |
… | …10001110010110 |
3 | 11221100120020111 |
4 | 10032112032112 |
5 | 121120314120 |
6 | 11010553234 |
7 | 1520245546 |
oct | 416261626 |
9 | 157316214 |
10 | 70869910 |
11 | 37005681 |
12 | 1b89881a |
13 | 118b4777 |
14 | 95ab326 |
15 | 634d75a |
hex | 4396396 |
70869910 has 16 divisors (see below), whose sum is σ = 131965200. Its totient is φ = 27370336.
The previous prime is 70869893. The next prime is 70869917. The reversal of 70869910 is 1996807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70869917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121900 + ... + 122479.
It is an arithmetic number, because the mean of its divisors is an integer number (8247825).
Almost surely, 270869910 is an apocalyptic number.
70869910 is a deficient number, since it is larger than the sum of its proper divisors (61095290).
70869910 is a wasteful number, since it uses less digits than its factorization.
70869910 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244415.
The product of its (nonzero) digits is 27216, while the sum is 40.
The square root of 70869910 is about 8418.4268126533. The cubic root of 70869910 is about 413.8287193953.
The spelling of 70869910 in words is "seventy million, eight hundred sixty-nine thousand, nine hundred ten".
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