Base | Representation |
---|---|
bin | 1010101101001… |
… | …10100010100001 |
3 | 20020222212200020 |
4 | 11112212202201 |
5 | 140442423410 |
6 | 12524544053 |
7 | 2140244646 |
oct | 526464241 |
9 | 206885606 |
10 | 89811105 |
11 | 4677245a |
12 | 260b2029 |
13 | 157b6c87 |
14 | bcdbdcd |
15 | 7d40a70 |
hex | 55a68a1 |
89811105 has 16 divisors (see below), whose sum is σ = 144016704. Its totient is φ = 47792960.
The previous prime is 89811101. The next prime is 89811107. The reversal of 89811105 is 50111898.
It is not a de Polignac number, because 89811105 - 22 = 89811101 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (89811101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595 + ... + 13415.
It is an arithmetic number, because the mean of its divisors is an integer number (9001044).
Almost surely, 289811105 is an apocalyptic number.
It is an amenable number.
89811105 is a deficient number, since it is larger than the sum of its proper divisors (54205599).
89811105 is a wasteful number, since it uses less digits than its factorization.
89811105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13296.
The product of its (nonzero) digits is 2880, while the sum is 33.
The square root of 89811105 is about 9476.8721105648. The cubic root of 89811105 is about 447.8267309993.
The spelling of 89811105 in words is "eighty-nine million, eight hundred eleven thousand, one hundred five".
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