Base | Representation |
---|---|
bin | 1010101010111… |
… | …00111001010101 |
3 | 20020102112220020 |
4 | 11111130321111 |
5 | 140403300321 |
6 | 12514255353 |
7 | 2134550346 |
oct | 525347125 |
9 | 206375806 |
10 | 89509461 |
11 | 46586868 |
12 | 25b87559 |
13 | 1570c8a2 |
14 | bc600cd |
15 | 7cd14c6 |
hex | 555ce55 |
89509461 has 8 divisors (see below), whose sum is σ = 120981120. Its totient is φ = 58855392.
The previous prime is 89509451. The next prime is 89509463. The reversal of 89509461 is 16490598.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 89509461 - 25 = 89509429 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89509463) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204141 + ... + 204578.
It is an arithmetic number, because the mean of its divisors is an integer number (15122640).
Almost surely, 289509461 is an apocalyptic number.
It is an amenable number.
89509461 is a deficient number, since it is larger than the sum of its proper divisors (31471659).
89509461 is a wasteful number, since it uses less digits than its factorization.
89509461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 408795.
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 89509461 is about 9460.9439803859. The cubic root of 89509461 is about 447.3248043433.
The spelling of 89509461 in words is "eighty-nine million, five hundred nine thousand, four hundred sixty-one".
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