Base | Representation |
---|---|
bin | 1010010011100… |
… | …01100010011000 |
3 | 20000200000202011 |
4 | 11021301202120 |
5 | 134112321110 |
6 | 12324515304 |
7 | 2066540542 |
oct | 511614230 |
9 | 200600664 |
10 | 86448280 |
11 | 44885966 |
12 | 24b4bb34 |
13 | 14baa439 |
14 | b6a4692 |
15 | 78c948a |
hex | 5271898 |
86448280 has 32 divisors (see below), whose sum is σ = 199769040. Its totient is φ = 33644160.
The previous prime is 86448259. The next prime is 86448289. The reversal of 86448280 is 8284468.
It is a super-2 number, since 2×864482802 = 14946610229916800, which contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86448289) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 27726 + ... + 30685.
Almost surely, 286448280 is an apocalyptic number.
It is an amenable number.
86448280 is an abundant number, since it is smaller than the sum of its proper divisors (113320760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86448280 is a wasteful number, since it uses less digits than its factorization.
86448280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58459 (or 58455 counting only the distinct ones).
The product of its (nonzero) digits is 98304, while the sum is 40.
The square root of 86448280 is about 9297.7567186930. The cubic root of 86448280 is about 442.1661094299.
The spelling of 86448280 in words is "eighty-six million, four hundred forty-eight thousand, two hundred eighty".
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