Base | Representation |
---|---|
bin | 1100100010110… |
… | …01101010011101 |
3 | 21022222222101002 |
4 | 12101121222131 |
5 | 203414143421 |
6 | 14235200045 |
7 | 2415253010 |
oct | 621315235 |
9 | 238888332 |
10 | 105224861 |
11 | 5443aaa5 |
12 | 2b2a6025 |
13 | 18a52a41 |
14 | dd91377 |
15 | 9387b0b |
hex | 6459a9d |
105224861 has 8 divisors (see below), whose sum is σ = 120376320. Its totient is φ = 90103248.
The previous prime is 105224857. The next prime is 105224879. The reversal of 105224861 is 168422501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 105224861 - 22 = 105224857 is a prime.
It is a super-2 number, since 2×1052248612 = 22144542744938642, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105224851) 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, 695 + ... + 14523.
It is an arithmetic number, because the mean of its divisors is an integer number (15047040).
Almost surely, 2105224861 is an apocalyptic number.
It is an amenable number.
105224861 is a deficient number, since it is larger than the sum of its proper divisors (15151459).
105224861 is a wasteful number, since it uses less digits than its factorization.
105224861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14923.
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 105224861 is about 10257.9169912804. The cubic root of 105224861 is about 472.1059278797.
The spelling of 105224861 in words is "one hundred five million, two hundred twenty-four thousand, eight hundred sixty-one".
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