Base | Representation |
---|---|
bin | 1100100011000… |
… | …00111001110000 |
3 | 21100001111001021 |
4 | 12101200321300 |
5 | 203421121022 |
6 | 14235545224 |
7 | 2415435316 |
oct | 621407160 |
9 | 240044037 |
10 | 105254512 |
11 | 54460300 |
12 | 2b2bb214 |
13 | 18a6339c |
14 | dd9c0b6 |
15 | 93917c7 |
hex | 6460e70 |
105254512 has 30 divisors (see below), whose sum is σ = 224159264. Its totient is φ = 47842080.
The previous prime is 105254507. The next prime is 105254519. The reversal of 105254512 is 215452501.
It is a super-2 number, since 2×1052545122 = 22157024592716288, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105254519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25248 + ... + 29119.
Almost surely, 2105254512 is an apocalyptic number.
It is an amenable number.
105254512 is an abundant number, since it is smaller than the sum of its proper divisors (118904752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105254512 is a wasteful number, since it uses less digits than its factorization.
105254512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54397 (or 54380 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 105254512 is about 10259.3621634096. The cubic root of 105254512 is about 472.1502681560.
The spelling of 105254512 in words is "one hundred five million, two hundred fifty-four thousand, five hundred twelve".
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