Base | Representation |
---|---|
bin | 1010101101101… |
… | …11101010001011 |
3 | 20021010102212100 |
4 | 11112313222023 |
5 | 141002144402 |
6 | 12530244443 |
7 | 2140656252 |
oct | 526675213 |
9 | 207112770 |
10 | 89881227 |
11 | 46810107 |
12 | 26126723 |
13 | 1580cb77 |
14 | bd19799 |
15 | 7d5671c |
hex | 55b7a8b |
89881227 has 12 divisors (see below), whose sum is σ = 137465640. Its totient is φ = 56395968.
The previous prime is 89881219. The next prime is 89881241. The reversal of 89881227 is 72218898.
It is a happy number.
It is not a de Polignac number, because 89881227 - 23 = 89881219 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89881247) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293577 + ... + 293882.
It is an arithmetic number, because the mean of its divisors is an integer number (11455470).
Almost surely, 289881227 is an apocalyptic number.
89881227 is a deficient number, since it is larger than the sum of its proper divisors (47584413).
89881227 is a wasteful number, since it uses less digits than its factorization.
89881227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 587482 (or 587479 counting only the distinct ones).
The product of its digits is 129024, while the sum is 45.
The square root of 89881227 is about 9480.5710271059. The cubic root of 89881227 is about 447.9432508767.
It can be divided in two parts, 8 and 9881227, that added together give a triangular number (9881235 = T4445).
The spelling of 89881227 in words is "eighty-nine million, eight hundred eighty-one thousand, two hundred twenty-seven".
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