Base | Representation |
---|---|
bin | 1010101110101… |
… | …00100000100010 |
3 | 20021100102221220 |
4 | 11113110200202 |
5 | 141014440034 |
6 | 12532555510 |
7 | 2141660622 |
oct | 527244042 |
9 | 207312856 |
10 | 89999394 |
11 | 46890971 |
12 | 26182b96 |
13 | 158518a4 |
14 | bd4a882 |
15 | 7d7b749 |
hex | 55d4822 |
89999394 has 32 divisors (see below), whose sum is σ = 191263680. Its totient is φ = 28134912.
The previous prime is 89999369. The next prime is 89999453. The reversal of 89999394 is 49399998.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30517 + ... + 33335.
It is an arithmetic number, because the mean of its divisors is an integer number (5976990).
Almost surely, 289999394 is an apocalyptic number.
89999394 is an abundant number, since it is smaller than the sum of its proper divisors (101264286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89999394 is a wasteful number, since it uses less digits than its factorization.
89999394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3154.
The product of its digits is 5668704, while the sum is 60.
The square root of 89999394 is about 9486.8010414470. The cubic root of 89999394 is about 448.1394688271.
The spelling of 89999394 in words is "eighty-nine million, nine hundred ninety-nine thousand, three hundred ninety-four".
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