Search a number
-
+
680050 = 25272967
BaseRepresentation
bin10100110000001110010
31021112212001
42212001302
5133230200
622324214
75531440
oct2460162
91245761
10680050
11424a28
1228966a
131aa6c7
14139b90
15d676a
hexa6072

680050 has 48 divisors (see below), whose sum is σ = 1517760. Its totient is φ = 221760.

The previous prime is 680039. The next prime is 680059. The reversal of 680050 is 50086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10117 + ... + 10183.

It is an arithmetic number, because the mean of its divisors is an integer number (31620).

2680050 is an apocalyptic number.

680050 is an abundant number, since it is smaller than the sum of its proper divisors (837710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

680050 is a wasteful number, since it uses less digits than its factorization.

680050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 680050 is about 824.6514415194. The cubic root of 680050 is about 87.9387486990.

The spelling of 680050 in words is "six hundred eighty thousand, fifty".

Divisors: 1 2 5 7 10 14 25 29 35 50 58 67 70 134 145 175 203 290 335 350 406 469 670 725 938 1015 1450 1675 1943 2030 2345 3350 3886 4690 5075 9715 10150 11725 13601 19430 23450 27202 48575 68005 97150 136010 340025 680050