Base | Representation |
---|---|
bin | 1010001100010… |
… | …10101001010100 |
3 | 12221212222110001 |
4 | 11012022221110 |
5 | 133342040143 |
6 | 12252341044 |
7 | 2055521365 |
oct | 506125124 |
9 | 187788401 |
10 | 85502548 |
11 | 4429a36a |
12 | 24774784 |
13 | 14938b31 |
14 | b4d9b6c |
15 | 778e14d |
hex | 518aa54 |
85502548 has 12 divisors (see below), whose sum is σ = 153279252. Its totient is φ = 41708480.
The previous prime is 85502513. The next prime is 85502551. The reversal of 85502548 is 84520558.
It can be written as a sum of positive squares in 2 ways, for example, as 21790224 + 63712324 = 4668^2 + 7982^2 .
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 260515 + ... + 260842.
It is an arithmetic number, because the mean of its divisors is an integer number (12773271).
Almost surely, 285502548 is an apocalyptic number.
It is an amenable number.
85502548 is a deficient number, since it is larger than the sum of its proper divisors (67776704).
85502548 is a wasteful number, since it uses less digits than its factorization.
85502548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521402 (or 521400 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 37.
The square root of 85502548 is about 9246.7587834873. The cubic root of 85502548 is about 440.5477819383.
The spelling of 85502548 in words is "eighty-five million, five hundred two thousand, five hundred forty-eight".
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