Base | Representation |
---|---|
bin | 1010101100011… |
… | …01011011010011 |
3 | 20020210122120112 |
4 | 11112031123103 |
5 | 140431130433 |
6 | 12522431535 |
7 | 2136336032 |
oct | 526153323 |
9 | 206718515 |
10 | 89708243 |
11 | 46702149 |
12 | 260625ab |
13 | 1577c201 |
14 | bcb2719 |
15 | 7d20348 |
hex | 558d6d3 |
89708243 has 8 divisors (see below), whose sum is σ = 91329168. Its totient is φ = 88095744.
The previous prime is 89708233. The next prime is 89708249. The reversal of 89708243 is 34280798.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-89708243 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 89708243.
It is not an unprimeable number, because it can be changed into a prime (89708249) 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, 21755 + ... + 25547.
It is an arithmetic number, because the mean of its divisors is an integer number (11416146).
Almost surely, 289708243 is an apocalyptic number.
89708243 is a deficient number, since it is larger than the sum of its proper divisors (1620925).
89708243 is a wasteful number, since it uses less digits than its factorization.
89708243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4213.
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 89708243 is about 9471.4435541791. The cubic root of 89708243 is about 447.6556981392.
The spelling of 89708243 in words is "eighty-nine million, seven hundred eight thousand, two hundred forty-three".
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