Base | Representation |
---|---|
bin | 1010101100001… |
… | …00011011100001 |
3 | 20020201210000201 |
4 | 11112010123201 |
5 | 140423441033 |
6 | 12521545201 |
7 | 2136123430 |
oct | 526043341 |
9 | 206653021 |
10 | 89671393 |
11 | 46687499 |
12 | 26045201 |
13 | 157684c6 |
14 | bca3117 |
15 | 7d1447d |
hex | 55846e1 |
89671393 has 32 divisors (see below), whose sum is σ = 113587200. Its totient is φ = 69056064.
The previous prime is 89671391. The next prime is 89671397. The reversal of 89671393 is 39317698.
It is not a de Polignac number, because 89671393 - 21 = 89671391 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89671391) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258246 + ... + 258592.
It is an arithmetic number, because the mean of its divisors is an integer number (3549600).
Almost surely, 289671393 is an apocalyptic number.
It is an amenable number.
89671393 is a deficient number, since it is larger than the sum of its proper divisors (23915807).
89671393 is a wasteful number, since it uses less digits than its factorization.
89671393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 469.
The product of its digits is 244944, while the sum is 46.
The square root of 89671393 is about 9469.4980331589. The cubic root of 89671393 is about 447.5943943274.
The spelling of 89671393 in words is "eighty-nine million, six hundred seventy-one thousand, three hundred ninety-three".
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