Base | Representation |
---|---|
bin | 1010101100110… |
… | …10111111111111 |
3 | 20020220110211122 |
4 | 11112122333333 |
5 | 140434420324 |
6 | 12523541155 |
7 | 2136660104 |
oct | 526327777 |
9 | 206813748 |
10 | 89763839 |
11 | 4673a9a0 |
12 | 2608a7bb |
13 | 1579b5c9 |
14 | bcc8aab |
15 | 7d31a5e |
hex | 559afff |
89763839 has 8 divisors (see below), whose sum is σ = 99584640. Its totient is φ = 80219800.
The previous prime is 89763811. The next prime is 89763857. The reversal of 89763839 is 93836798.
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 89763839 - 216 = 89698303 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89763889) 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, 68507 + ... + 69804.
It is an arithmetic number, because the mean of its divisors is an integer number (12448080).
Almost surely, 289763839 is an apocalyptic number.
89763839 is a deficient number, since it is larger than the sum of its proper divisors (9820801).
89763839 is a wasteful number, since it uses less digits than its factorization.
89763839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138381.
The product of its digits is 1959552, while the sum is 53.
The square root of 89763839 is about 9474.3780270791. The cubic root of 89763839 is about 447.7481561110.
The spelling of 89763839 in words is "eighty-nine million, seven hundred sixty-three thousand, eight hundred thirty-nine".
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