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266798 = 27171959
BaseRepresentation
bin1000001001000101110
3111112222102
41001020232
532014143
65415102
72160560
oct1011056
9445872
10266798
111724a4
1210a492
139458c
146d330
15540b8
hex4122e

266798 has 32 divisors (see below), whose sum is σ = 518400. Its totient is φ = 100224.

The previous prime is 266797. The next prime is 266801. The reversal of 266798 is 897662.

It is a Harshad number since it is a multiple of its sum of digits (38).

266798 is a modest number, since divided by 798 gives 266 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266797) 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 15 ways as a sum of consecutive naturals, for example, 4493 + ... + 4551.

It is an arithmetic number, because the mean of its divisors is an integer number (16200).

2266798 is an apocalyptic number.

266798 is a deficient number, since it is larger than the sum of its proper divisors (251602).

266798 is a wasteful number, since it uses less digits than its factorization.

266798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104.

The product of its digits is 36288, while the sum is 38.

The square root of 266798 is about 516.5249267944. The cubic root of 266798 is about 64.3765239844.

266798 divided by its sum of digits (38) gives a triangular number (7021 = T118).

The spelling of 266798 in words is "two hundred sixty-six thousand, seven hundred ninety-eight".

Divisors: 1 2 7 14 17 19 34 38 59 118 119 133 238 266 323 413 646 826 1003 1121 2006 2242 2261 4522 7021 7847 14042 15694 19057 38114 133399 266798