Base | Representation |
---|---|
bin | 1010010110111… |
… | …11101101100101 |
3 | 20001111221210010 |
4 | 11023133231211 |
5 | 134221241212 |
6 | 12342320433 |
7 | 2103430323 |
oct | 513375545 |
9 | 201457703 |
10 | 86899557 |
11 | 45063a18 |
12 | 25129119 |
13 | 15007974 |
14 | b780d13 |
15 | 796803c |
hex | 52dfb65 |
86899557 has 8 divisors (see below), whose sum is σ = 116201376. Its totient is φ = 57765392.
The previous prime is 86899537. The next prime is 86899567. The reversal of 86899557 is 75599868.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 86899557 - 211 = 86897509 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 86899497 and 86899506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86899537) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 40698 + ... + 42779.
It is an arithmetic number, because the mean of its divisors is an integer number (14525172).
Almost surely, 286899557 is an apocalyptic number.
It is an amenable number.
86899557 is a deficient number, since it is larger than the sum of its proper divisors (29301819).
86899557 is a wasteful number, since it uses less digits than its factorization.
86899557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83827.
The product of its digits is 5443200, while the sum is 57.
The square root of 86899557 is about 9321.9931881546. The cubic root of 86899557 is about 442.9341724737.
The spelling of 86899557 in words is "eighty-six million, eight hundred ninety-nine thousand, five hundred fifty-seven".
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