Base | Representation |
---|---|
bin | 111111111110100… |
… | …1110000100110100 |
3 | 12112121111110001120 |
4 | 1333331032010310 |
5 | 13344032123433 |
6 | 553004223540 |
7 | 104125054356 |
oct | 17775160464 |
9 | 5477443046 |
10 | 2146754868 |
11 | a01872785 |
12 | 4bab3abb0 |
13 | 2829ab16b |
14 | 16517b0d6 |
15 | c87007b3 |
hex | 7ff4e134 |
2146754868 has 24 divisors (see below), whose sum is σ = 5009854080. Its totient is φ = 715476480.
The previous prime is 2146754861. The next prime is 2146754879. The reversal of 2146754868 is 8684576412.
It is a self number, because there is not a number n which added to its sum of digits gives 2146754868.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2146754861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128053 + ... + 143843.
It is an arithmetic number, because the mean of its divisors is an integer number (208743920).
Almost surely, 22146754868 is an apocalyptic number.
It is an amenable number.
2146754868 is an abundant number, since it is smaller than the sum of its proper divisors (2863099212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2146754868 is a wasteful number, since it uses less digits than its factorization.
2146754868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27127 (or 27125 counting only the distinct ones).
The product of its digits is 2580480, while the sum is 51.
The square root of 2146754868 is about 46333.0861048560. The cubic root of 2146754868 is about 1290.0131937837.
The spelling of 2146754868 in words is "two billion, one hundred forty-six million, seven hundred fifty-four thousand, eight hundred sixty-eight".
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