Base | Representation |
---|---|
bin | 1100101000011… |
… | …11100011100000 |
3 | 21101101211100200 |
4 | 12110033203200 |
5 | 204112014023 |
6 | 14303145200 |
7 | 2424505053 |
oct | 624174340 |
9 | 241354320 |
10 | 105969888 |
11 | 548a9822 |
12 | 2b5a5200 |
13 | 18c53b9b |
14 | 10106a9a |
15 | 9483743 |
hex | 650f8e0 |
105969888 has 108 divisors (see below), whose sum is σ = 310073400. Its totient is φ = 34328448.
The previous prime is 105969883. The next prime is 105969937. The reversal of 105969888 is 888969501.
It is a super-2 number, since 2×1059698882 = 22459234325465088, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105969883) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 532413 + ... + 532611.
It is an arithmetic number, because the mean of its divisors is an integer number (2871050).
Almost surely, 2105969888 is an apocalyptic number.
105969888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 105969888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155036700).
105969888 is an abundant number, since it is smaller than the sum of its proper divisors (204103512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105969888 is a wasteful number, since it uses less digits than its factorization.
105969888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301 (or 247 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 54.
The square root of 105969888 is about 10294.1676691222. The cubic root of 105969888 is about 473.2175307971.
The spelling of 105969888 in words is "one hundred five million, nine hundred sixty-nine thousand, eight hundred eighty-eight".
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