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68951 = 192191
BaseRepresentation
bin10000110101010111
310111120202
4100311113
54201301
61251115
7405011
oct206527
9114522
1068951
1147893
1233a9b
13254cc
141b1b1
151566b
hex10d57

68951 has 6 divisors (see below), whose sum is σ = 73152. Its totient is φ = 64980.

The previous prime is 68947. The next prime is 68963. The reversal of 68951 is 15986.

68951 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 68951 - 22 = 68947 is a prime.

It is a Duffinian number.

68951 is an undulating number in base 14.

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 (68351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 266 + ... + 456.

It is an arithmetic number, because the mean of its divisors is an integer number (12192).

268951 is an apocalyptic number.

68951 is a deficient number, since it is larger than the sum of its proper divisors (4201).

68951 is a wasteful number, since it uses less digits than its factorization.

68951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 210 counting only the distinct ones).

The product of its digits is 2160, while the sum is 29.

The square root of 68951 is about 262.5852242606. The cubic root of 68951 is about 41.0059479770.

The spelling of 68951 in words is "sixty-eight thousand, nine hundred fifty-one".

Divisors: 1 19 191 361 3629 68951