Base | Representation |
---|---|
bin | 1010101101001… |
… | …10000111001101 |
3 | 20020222210021111 |
4 | 11112212013031 |
5 | 140442344412 |
6 | 12524532021 |
7 | 2140236601 |
oct | 526460715 |
9 | 206883244 |
10 | 89809357 |
11 | 46771110 |
12 | 260b1011 |
13 | 157b6241 |
14 | bcdb501 |
15 | 7d402a7 |
hex | 55a61cd |
89809357 has 8 divisors (see below), whose sum is σ = 98055072. Its totient is φ = 81577200.
The previous prime is 89809337. The next prime is 89809361. The reversal of 89809357 is 75390898.
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 89809357 - 211 = 89807309 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 89809357.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89809337) 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, 14683 + ... + 19879.
It is an arithmetic number, because the mean of its divisors is an integer number (12256884).
Almost surely, 289809357 is an apocalyptic number.
It is an amenable number.
89809357 is a deficient number, since it is larger than the sum of its proper divisors (8245715).
89809357 is a wasteful number, since it uses less digits than its factorization.
89809357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6779.
The product of its (nonzero) digits is 544320, while the sum is 49.
The square root of 89809357 is about 9476.7798855941. The cubic root of 89809357 is about 447.8238256191.
The spelling of 89809357 in words is "eighty-nine million, eight hundred nine thousand, three hundred fifty-seven".
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