Base | Representation |
---|---|
bin | 1010101110100… |
… | …00111100100111 |
3 | 20021022200221122 |
4 | 11113100330213 |
5 | 141014003212 |
6 | 12532404155 |
7 | 2141600243 |
oct | 527207447 |
9 | 207280848 |
10 | 89984807 |
11 | 46880a10 |
12 | 2617665b |
13 | 15848063 |
14 | bd45423 |
15 | 7d77272 |
hex | 55d0f27 |
89984807 has 4 divisors (see below), whose sum is σ = 98165256. Its totient is φ = 81804360.
The previous prime is 89984773. The next prime is 89984813. The reversal of 89984807 is 70848998.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 89984807 - 218 = 89722663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89984857) 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, 4090208 + ... + 4090229.
It is an arithmetic number, because the mean of its divisors is an integer number (24541314).
Almost surely, 289984807 is an apocalyptic number.
89984807 is a deficient number, since it is larger than the sum of its proper divisors (8180449).
89984807 is a wasteful number, since it uses less digits than its factorization.
89984807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8180448.
The product of its (nonzero) digits is 1161216, while the sum is 53.
The square root of 89984807 is about 9486.0322053006. The cubic root of 89984807 is about 448.1152562061.
The spelling of 89984807 in words is "eighty-nine million, nine hundred eighty-four thousand, eight hundred seven".
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