Base | Representation |
---|---|
bin | 11011001111110… |
… | …111010000010000 |
3 | 1011212012021201210 |
4 | 123033313100100 |
5 | 1414012041222 |
6 | 113210100120 |
7 | 14220440223 |
oct | 3317672020 |
9 | 1155167653 |
10 | 457143312 |
11 | 21505559a |
12 | 10911a640 |
13 | 7392b202 |
14 | 449db5ba |
15 | 2a1eed0c |
hex | 1b3f7410 |
457143312 has 20 divisors (see below), whose sum is σ = 1180953680. Its totient is φ = 152381088.
The previous prime is 457143293. The next prime is 457143319. The reversal of 457143312 is 213341754.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 457143312.
It is not an unprimeable number, because it can be changed into a prime (457143319) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4761862 + ... + 4761957.
It is an arithmetic number, because the mean of its divisors is an integer number (59047684).
Almost surely, 2457143312 is an apocalyptic number.
It is an amenable number.
457143312 is an abundant number, since it is smaller than the sum of its proper divisors (723810368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457143312 is a wasteful number, since it uses less digits than its factorization.
457143312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9523830 (or 9523824 counting only the distinct ones).
The product of its digits is 10080, while the sum is 30.
The square root of 457143312 is about 21380.9099899887. The cubic root of 457143312 is about 770.3429697186.
The spelling of 457143312 in words is "four hundred fifty-seven million, one hundred forty-three thousand, three hundred twelve".
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