Base | Representation |
---|---|
bin | 1010101101101… |
… | …00010000010100 |
3 | 20021002201201221 |
4 | 11112310100110 |
5 | 141001223114 |
6 | 12530100124 |
7 | 2140600513 |
oct | 526642024 |
9 | 207081657 |
10 | 89867284 |
11 | 46800691 |
12 | 2611a644 |
13 | 15806710 |
14 | bd1467a |
15 | 7d52524 |
hex | 55b4414 |
89867284 has 24 divisors (see below), whose sum is σ = 169700328. Its totient is φ = 41395200.
The previous prime is 89867273. The next prime is 89867293. The reversal of 89867284 is 48276898.
It can be written as a sum of positive squares in 4 ways, for example, as 980100 + 88887184 = 990^2 + 9428^2 .
It is a super-2 number, since 2×898672842 = 16152257467073312, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (52).
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 7 ways as a sum of consecutive naturals, for example, 30684 + ... + 33484.
It is an arithmetic number, because the mean of its divisors is an integer number (7070847).
Almost surely, 289867284 is an apocalyptic number.
It is an amenable number.
89867284 is a deficient number, since it is larger than the sum of its proper divisors (79833044).
89867284 is a wasteful number, since it uses less digits than its factorization.
89867284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3435 (or 3433 counting only the distinct ones).
The product of its digits is 1548288, while the sum is 52.
The square root of 89867284 is about 9479.8356525839. The cubic root of 89867284 is about 447.9200869898.
The spelling of 89867284 in words is "eighty-nine million, eight hundred sixty-seven thousand, two hundred eighty-four".
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