Base | Representation |
---|---|
bin | 1100100100000… |
… | …00011011101101 |
3 | 21100022001012120 |
4 | 12102000123231 |
5 | 203434234121 |
6 | 14242423153 |
7 | 2416513665 |
oct | 622003355 |
9 | 240261176 |
10 | 105383661 |
11 | 54539339 |
12 | 2b361ab9 |
13 | 18aaa0c6 |
14 | ddd31a5 |
15 | 93b9bc6 |
hex | 64806ed |
105383661 has 8 divisors (see below), whose sum is σ = 142815264. Its totient is φ = 69103920.
The previous prime is 105383647. The next prime is 105383699. The reversal of 105383661 is 166383501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 105383661 - 27 = 105383533 is a prime.
It is a super-2 number, since 2×1053836612 = 22211432011525842, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105383611) 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, 287751 + ... + 288116.
It is an arithmetic number, because the mean of its divisors is an integer number (17851908).
Almost surely, 2105383661 is an apocalyptic number.
It is an amenable number.
105383661 is a deficient number, since it is larger than the sum of its proper divisors (37431603).
105383661 is an equidigital number, since it uses as much as digits as its factorization.
105383661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 575931.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 105383661 is about 10265.6544360309. The cubic root of 105383661 is about 472.3433012481.
The spelling of 105383661 in words is "one hundred five million, three hundred eighty-three thousand, six hundred sixty-one".
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