Base | Representation |
---|---|
bin | 1100100001111… |
… | …10000011011000 |
3 | 21022210020020110 |
4 | 12100332003120 |
5 | 203402034033 |
6 | 14232524320 |
7 | 2414302206 |
oct | 620760330 |
9 | 238706213 |
10 | 105111768 |
11 | 54373033 |
12 | 2b2506a0 |
13 | 18a13418 |
14 | dd62076 |
15 | 9364363 |
hex | 643e0d8 |
105111768 has 32 divisors (see below), whose sum is σ = 264242160. Its totient is φ = 34842240.
The previous prime is 105111761. The next prime is 105111779. The reversal of 105111768 is 867111501.
It is a super-2 number, since 2×1051117682 = 22096967544171648, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105111761) 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, 7755 + ... + 16442.
Almost surely, 2105111768 is an apocalyptic number.
It is an amenable number.
105111768 is an abundant number, since it is smaller than the sum of its proper divisors (159130392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105111768 is a wasteful number, since it uses less digits than its factorization.
105111768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24387 (or 24383 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 30.
The square root of 105111768 is about 10252.4030353864. The cubic root of 105111768 is about 471.9367314411.
The spelling of 105111768 in words is "one hundred five million, one hundred eleven thousand, seven hundred sixty-eight".
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