Base | Representation |
---|---|
bin | 1110000001101100110… |
… | …1000001010100011000 |
3 | 212000222221011100011010 |
4 | 3200123031001110120 |
5 | 12422003442113210 |
6 | 302411401133520 |
7 | 23260401010041 |
oct | 3403315012430 |
9 | 760887140133 |
10 | 240974566680 |
11 | 93218951651 |
12 | 3a851a8a2a0 |
13 | 199542753c3 |
14 | b93dc998c8 |
15 | 64057b6920 |
hex | 381b341518 |
240974566680 has 128 divisors (see below), whose sum is σ = 738626273280. Its totient is φ = 62865292800.
The previous prime is 240974566673. The next prime is 240974566681. The reversal of 240974566680 is 86665479042.
It is a super-2 number, since 2×2409745666802 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 240974566680.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (240974566681) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15146730 + ... + 15162630.
It is an arithmetic number, because the mean of its divisors is an integer number (5770517760).
Almost surely, 2240974566680 is an apocalyptic number.
240974566680 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 240974566680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369313136640).
240974566680 is an abundant number, since it is smaller than the sum of its proper divisors (497651706600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
240974566680 is a wasteful number, since it uses less digits than its factorization.
240974566680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18649 (or 18645 counting only the distinct ones).
The product of its (nonzero) digits is 17418240, while the sum is 57.
It can be divided in two parts, 2409745 and 66680, that added together give a triangular number (2476425 = T2225).
The spelling of 240974566680 in words is "two hundred forty billion, nine hundred seventy-four million, five hundred sixty-six thousand, six hundred eighty".
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