Base | Representation |
---|---|
bin | 1010010101010… |
… | …00001101100000 |
3 | 20001002101221101 |
4 | 11022220031200 |
5 | 134142002344 |
6 | 12333404144 |
7 | 2101462462 |
oct | 512501540 |
9 | 201071841 |
10 | 86672224 |
11 | 44a19141 |
12 | 25039654 |
13 | 14c58352 |
14 | b722132 |
15 | 79209d4 |
hex | 52a8360 |
86672224 has 24 divisors (see below), whose sum is σ = 179618040. Its totient is φ = 41054976.
The previous prime is 86672207. The next prime is 86672227. The reversal of 86672224 is 42227668.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86672227) 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, 70669 + ... + 71884.
It is an arithmetic number, because the mean of its divisors is an integer number (7484085).
Almost surely, 286672224 is an apocalyptic number.
It is an amenable number.
86672224 is an abundant number, since it is smaller than the sum of its proper divisors (92945816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86672224 is a wasteful number, since it uses less digits than its factorization.
86672224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142582 (or 142574 counting only the distinct ones).
The product of its digits is 64512, while the sum is 37.
The square root of 86672224 is about 9309.7918344075. The cubic root of 86672224 is about 442.5475901873.
The spelling of 86672224 in words is "eighty-six million, six hundred seventy-two thousand, two hundred twenty-four".
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