Base | Representation |
---|---|
bin | 1010110101010… |
… | …11010110010111 |
3 | 20100000011002002 |
4 | 11122223112113 |
5 | 141231120013 |
6 | 13003505515 |
7 | 2152314320 |
oct | 532532627 |
9 | 210004062 |
10 | 90879383 |
11 | 47332031 |
12 | 2652829b |
13 | 15a9c2aa |
14 | c0d9447 |
15 | 7ea2358 |
hex | 56ab597 |
90879383 has 8 divisors (see below), whose sum is σ = 107212800. Its totient is φ = 75383640.
The previous prime is 90879353. The next prime is 90879401. The reversal of 90879383 is 38397809.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90879383 - 212 = 90875287 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 (90879343) 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, 209183 + ... + 209616.
It is an arithmetic number, because the mean of its divisors is an integer number (13401600).
Almost surely, 290879383 is an apocalyptic number.
90879383 is a deficient number, since it is larger than the sum of its proper divisors (16333417).
90879383 is a wasteful number, since it uses less digits than its factorization.
90879383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418837.
The product of its (nonzero) digits is 326592, while the sum is 47.
The square root of 90879383 is about 9533.0678692643. The cubic root of 90879383 is about 449.5953283810.
The spelling of 90879383 in words is "ninety million, eight hundred seventy-nine thousand, three hundred eighty-three".
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