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68948 = 22111567
BaseRepresentation
bin10000110101010100
310111120122
4100311110
54201243
61251112
7405005
oct206524
9114518
1068948
1147890
1233a98
13254c9
141b1ac
1515668
hex10d54

68948 has 12 divisors (see below), whose sum is σ = 131712. Its totient is φ = 31320.

The previous prime is 68947. The next prime is 68963. The reversal of 68948 is 84986.

It can be divided in two parts, 689 and 48, that added together give a palindrome (737).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740 + ... + 827.

It is an arithmetic number, because the mean of its divisors is an integer number (10976).

268948 is an apocalyptic number.

It is an amenable number.

68948 is a deficient number, since it is larger than the sum of its proper divisors (62764).

68948 is a wasteful number, since it uses less digits than its factorization.

68948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1580 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 68948 is about 262.5795117674. The cubic root of 68948 is about 41.0053532570.

The spelling of 68948 in words is "sixty-eight thousand, nine hundred forty-eight".

Divisors: 1 2 4 11 22 44 1567 3134 6268 17237 34474 68948