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1268 = 22317
BaseRepresentation
bin10011110100
31201222
4103310
520033
65512
73461
oct2364
91658
101268
11a53
12898
13767
14668
15598
hex4f4

1268 has 6 divisors (see below), whose sum is σ = 2226. Its totient is φ = 632.

The previous prime is 1259. The next prime is 1277. The reversal of 1268 is 8621.

Adding to 1268 its reverse (8621), we get a palindrome (9889).

1268 is nontrivially palindromic in base 12, base 13 and base 16.

1268 is an esthetic number in base 12 and base 13, because in such bases its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (1259) and next prime (1277).

It can be written as a sum of positive squares in only one way, i.e., 784 + 484 = 28^2 + 22^2 .

1268 is an undulating number in base 12, base 13 and base 16.

It is a plaindrome in base 10 and base 14.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155 + ... + 162.

It is an arithmetic number, because the mean of its divisors is an integer number (371).

It is an amenable number.

1268 is a deficient number, since it is larger than the sum of its proper divisors (958).

1268 is a wasteful number, since it uses less digits than its factorization.

1268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 319 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 1268 is about 35.6089876295. The cubic root of 1268 is about 10.8236336585.

The spelling of 1268 in words is "one thousand, two hundred sixty-eight".

Divisors: 1 2 4 317 634 1268