Base | Representation |
---|---|
bin | 101000100011001… |
… | …000111011001101 |
3 | 1202102002211111002 |
4 | 220203020323031 |
5 | 2343124101422 |
6 | 151301110045 |
7 | 22600312421 |
oct | 5043107315 |
9 | 1672084432 |
10 | 680300237 |
11 | 31a014701 |
12 | 16b9b8325 |
13 | aac32826 |
14 | 664cab81 |
15 | 3ead0692 |
hex | 288c8ecd |
680300237 has 4 divisors (see below), whose sum is σ = 720317916. Its totient is φ = 640282560.
The previous prime is 680300227. The next prime is 680300251. The reversal of 680300237 is 732003086.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 602260681 + 78039556 = 24541^2 + 8834^2 .
It is not a de Polignac number, because 680300237 - 24 = 680300221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680300227) 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, 20008814 + ... + 20008847.
It is an arithmetic number, because the mean of its divisors is an integer number (180079479).
Almost surely, 2680300237 is an apocalyptic number.
It is an amenable number.
680300237 is a deficient number, since it is larger than the sum of its proper divisors (40017679).
680300237 is a wasteful number, since it uses less digits than its factorization.
680300237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40017678.
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 680300237 is about 26082.5657671940. The cubic root of 680300237 is about 879.4953360702.
The spelling of 680300237 in words is "six hundred eighty million, three hundred thousand, two hundred thirty-seven".
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