Base | Representation |
---|---|
bin | 1010110000101… |
… | …10000110101111 |
3 | 20021212002112012 |
4 | 11120112012233 |
5 | 141102034304 |
6 | 12542431435 |
7 | 2144160146 |
oct | 530260657 |
9 | 207762465 |
10 | 90268079 |
11 | 46a54820 |
12 | 2629257b |
13 | 15916c85 |
14 | bdba75d |
15 | 7dd116e |
hex | 56161af |
90268079 has 8 divisors (see below), whose sum is σ = 104267088. Its totient is φ = 77234560.
The previous prime is 90268033. The next prime is 90268091. The reversal of 90268079 is 97086209.
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 90268079 - 28 = 90267823 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 (90268099) 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, 241172 + ... + 241545.
It is an arithmetic number, because the mean of its divisors is an integer number (13033386).
Almost surely, 290268079 is an apocalyptic number.
90268079 is a deficient number, since it is larger than the sum of its proper divisors (13999009).
90268079 is a wasteful number, since it uses less digits than its factorization.
90268079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482745.
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 90268079 is about 9500.9514786678. The cubic root of 90268079 is about 448.5849856372.
The spelling of 90268079 in words is "ninety million, two hundred sixty-eight thousand, seventy-nine".
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