Base | Representation |
---|---|
bin | 11101000000101… |
… | …11000101000000 |
3 | 121221221011212102 |
4 | 32200113011000 |
5 | 444300123120 |
6 | 40052045532 |
7 | 6013363334 |
oct | 1640270500 |
9 | 557834772 |
10 | 243364160 |
11 | 115411106 |
12 | 696038a8 |
13 | 3b55b180 |
14 | 2446d7c4 |
15 | 16572d75 |
hex | e817140 |
243364160 has 112 divisors (see below), whose sum is σ = 657148800. Its totient is φ = 85100544.
The previous prime is 243364159. The next prime is 243364171. The reversal of 243364160 is 61463342.
It is a super-2 number, since 2×2433641602 = 118452228745011200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77501 + ... + 80579.
It is an arithmetic number, because the mean of its divisors is an integer number (5867400).
Almost surely, 2243364160 is an apocalyptic number.
243364160 is a gapful number since it is divisible by the number (20) 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 243364160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328574400).
243364160 is an abundant number, since it is smaller than the sum of its proper divisors (413784640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243364160 is a wasteful number, since it uses less digits than its factorization.
243364160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3128 (or 3118 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 29.
The square root of 243364160 is about 15600.1333327635. The cubic root of 243364160 is about 624.3367128626.
The spelling of 243364160 in words is "two hundred forty-three million, three hundred sixty-four thousand, one hundred sixty".
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