Base | Representation |
---|---|
bin | 1010101000010… |
… | …01110111100011 |
3 | 20012210021101121 |
4 | 11110021313203 |
5 | 140311410004 |
6 | 12503113111 |
7 | 2131633015 |
oct | 524116743 |
9 | 205707347 |
10 | 89169379 |
11 | 46374302 |
12 | 25a42797 |
13 | 15620b60 |
14 | bbb21b5 |
15 | 7c65854 |
hex | 5509de3 |
89169379 has 4 divisors (see below), whose sum is σ = 96028576. Its totient is φ = 82310184.
The previous prime is 89169359. The next prime is 89169389. The reversal of 89169379 is 97396198.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 89169379 - 217 = 89038307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89169329) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3429579 + ... + 3429604.
It is an arithmetic number, because the mean of its divisors is an integer number (24007144).
Almost surely, 289169379 is an apocalyptic number.
89169379 is a deficient number, since it is larger than the sum of its proper divisors (6859197).
89169379 is a wasteful number, since it uses less digits than its factorization.
89169379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6859196.
The product of its digits is 734832, while the sum is 52.
The square root of 89169379 is about 9442.9539340187. The cubic root of 89169379 is about 446.7575638010.
The spelling of 89169379 in words is "eighty-nine million, one hundred sixty-nine thousand, three hundred seventy-nine".
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