Base | Representation |
---|---|
bin | 1010101010111… |
… | …00010100100001 |
3 | 20020102102122222 |
4 | 11111130110201 |
5 | 140403211410 |
6 | 12514240425 |
7 | 2134540442 |
oct | 525342441 |
9 | 206372588 |
10 | 89507105 |
11 | 46585016 |
12 | 25b86115 |
13 | 1570b7ac |
14 | bc5d2c9 |
15 | 7cd0955 |
hex | 555c521 |
89507105 has 16 divisors (see below), whose sum is σ = 108972864. Its totient is φ = 70570560.
The previous prime is 89507083. The next prime is 89507111. The reversal of 89507105 is 50170598.
It is not a de Polignac number, because 89507105 - 28 = 89506849 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156470 + ... + 157040.
It is an arithmetic number, because the mean of its divisors is an integer number (6810804).
Almost surely, 289507105 is an apocalyptic number.
It is an amenable number.
89507105 is a deficient number, since it is larger than the sum of its proper divisors (19465759).
89507105 is a wasteful number, since it uses less digits than its factorization.
89507105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 976.
The product of its (nonzero) digits is 12600, while the sum is 35.
The square root of 89507105 is about 9460.8194676783. The cubic root of 89507105 is about 447.3208795944.
The spelling of 89507105 in words is "eighty-nine million, five hundred seven thousand, one hundred five".
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