Base | Representation |
---|---|
bin | 1010101110001… |
… | …10010101100001 |
3 | 20021020111022221 |
4 | 11113012111201 |
5 | 141011110340 |
6 | 12531431041 |
7 | 2141326444 |
oct | 527062541 |
9 | 207214287 |
10 | 89941345 |
11 | 4685129a |
12 | 26155481 |
13 | 15831340 |
14 | bd3365b |
15 | 7d6944a |
hex | 55c6561 |
89941345 has 24 divisors (see below), whose sum is σ = 122703336. Its totient is φ = 62906112.
The previous prime is 89941303. The next prime is 89941349. The reversal of 89941345 is 54314998.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 51984 + 89889361 = 228^2 + 9481^2 .
It is not a de Polignac number, because 89941345 - 219 = 89417057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89941349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21549 + ... + 25381.
It is an arithmetic number, because the mean of its divisors is an integer number (5112639).
Almost surely, 289941345 is an apocalyptic number.
It is an amenable number.
89941345 is a deficient number, since it is larger than the sum of its proper divisors (32761991).
89941345 is a wasteful number, since it uses less digits than its factorization.
89941345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3889 (or 3870 counting only the distinct ones).
The product of its digits is 155520, while the sum is 43.
The square root of 89941345 is about 9483.7410867231. The cubic root of 89941345 is about 448.0430991301.
The spelling of 89941345 in words is "eighty-nine million, nine hundred forty-one thousand, three hundred forty-five".
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