Base | Representation |
---|---|
bin | 1010010011110… |
… | …01011111101110 |
3 | 20000201200110111 |
4 | 11021321133232 |
5 | 134114342003 |
6 | 12325330234 |
7 | 2100034561 |
oct | 511713756 |
9 | 200650414 |
10 | 86480878 |
11 | 448a8400 |
12 | 24b6697a |
13 | 14bbc223 |
14 | b6b24d8 |
15 | 78d3e6d |
hex | 52797ee |
86480878 has 12 divisors (see below), whose sum is σ = 142586640. Its totient is φ = 39309380.
The previous prime is 86480861. The next prime is 86480881. The reversal of 86480878 is 87808468.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178438 + ... + 178921.
It is an arithmetic number, because the mean of its divisors is an integer number (11882220).
Almost surely, 286480878 is an apocalyptic number.
86480878 is a deficient number, since it is larger than the sum of its proper divisors (56105762).
86480878 is a wasteful number, since it uses less digits than its factorization.
86480878 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357383 (or 357372 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 49.
The square root of 86480878 is about 9299.5095569605. The cubic root of 86480878 is about 442.2216799186.
The spelling of 86480878 in words is "eighty-six million, four hundred eighty thousand, eight hundred seventy-eight".
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