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105284160 = 26325139263
BaseRepresentation
bin1100100011010…
…00001001000000
321100002222201100
412101220021000
5203423043120
614240334400
72415620622
oct621501100
9240088640
10105284160
1154480603
122b314400
1318a73a27
14dda8c12
15939a490
hex6468240

105284160 has 168 divisors, whose sum is σ = 366125760. Its totient is φ = 27767808.

The previous prime is 105284141. The next prime is 105284161. The reversal of 105284160 is 61482501.

It is a super-2 number, since 2×1052841602 = 22169508693811200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105284161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400189 + ... + 400451.

It is an arithmetic number, because the mean of its divisors is an integer number (2179320).

Almost surely, 2105284160 is an apocalyptic number.

105284160 is a gapful number since it is divisible by the number (10) 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 105284160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183062880).

105284160 is an abundant number, since it is smaller than the sum of its proper divisors (260841600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105284160 is a wasteful number, since it uses less digits than its factorization.

105284160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 105284160 is about 10260.8069858077. The cubic root of 105284160 is about 472.1945956207.

The spelling of 105284160 in words is "one hundred five million, two hundred eighty-four thousand, one hundred sixty".