Search a number
-
+
68950 = 2527197
BaseRepresentation
bin10000110101010110
310111120201
4100311112
54201300
61251114
7405010
oct206526
9114521
1068950
1147892
1233a9a
13254cb
141b1b0
151566a
hex10d56

68950 has 24 divisors (see below), whose sum is σ = 147312. Its totient is φ = 23520.

The previous prime is 68947. The next prime is 68963. The reversal of 68950 is 5986.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252 + ... + 448.

It is an arithmetic number, because the mean of its divisors is an integer number (6138).

268950 is an apocalyptic number.

68950 is an abundant number, since it is smaller than the sum of its proper divisors (78362).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73656).

68950 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (68949) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (216).

68950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 68950 is about 262.5833201100. The cubic root of 68950 is about 41.0057497389.

The spelling of 68950 in words is "sixty-eight thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 197 350 394 985 1379 1970 2758 4925 6895 9850 13790 34475 68950