Base | Representation |
---|---|
bin | 1011001000111… |
… | …01011111111001 |
3 | 20111211110012012 |
4 | 11210131133321 |
5 | 142410202324 |
6 | 13134455305 |
7 | 2213155514 |
oct | 544353771 |
9 | 214743165 |
10 | 93444089 |
11 | 48823a22 |
12 | 27364535 |
13 | 1648977b |
14 | c5a5d7b |
15 | 830c20e |
hex | 591d7f9 |
93444089 has 4 divisors (see below), whose sum is σ = 94369380. Its totient is φ = 92518800.
The previous prime is 93444083. The next prime is 93444103. The reversal of 93444089 is 98044439.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98044439 = 647 ⋅151537.
It can be written as a sum of positive squares in 2 ways, for example, as 63282025 + 30162064 = 7955^2 + 5492^2 .
It is a cyclic number.
It is not a de Polignac number, because 93444089 - 224 = 76666873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (93444083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462494 + ... + 462695.
It is an arithmetic number, because the mean of its divisors is an integer number (23592345).
Almost surely, 293444089 is an apocalyptic number.
It is an amenable number.
93444089 is a deficient number, since it is larger than the sum of its proper divisors (925291).
93444089 is a wasteful number, since it uses less digits than its factorization.
93444089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 925290.
The product of its (nonzero) digits is 124416, while the sum is 41.
The square root of 93444089 is about 9666.6482815917. The cubic root of 93444089 is about 453.7854967462.
The spelling of 93444089 in words is "ninety-three million, four hundred forty-four thousand, eighty-nine".
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