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268254 = 23272129
BaseRepresentation
bin1000001011111011110
3111121222100
41001133132
532041004
65425530
72165040
oct1013736
9447870
10268254
111735a8
1210b2a6
139513c
146da90
1554739
hex417de

268254 has 24 divisors (see below), whose sum is σ = 664560. Its totient is φ = 76608.

The previous prime is 268253. The next prime is 268267. The reversal of 268254 is 452862.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 939 + ... + 1190.

It is an arithmetic number, because the mean of its divisors is an integer number (27690).

2268254 is an apocalyptic number.

268254 is an abundant number, since it is smaller than the sum of its proper divisors (396306).

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

268254 is a wasteful number, since it uses less digits than its factorization.

268254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144 (or 2141 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 268254 is about 517.9324280251. The cubic root of 268254 is about 64.4934191952.

The spelling of 268254 in words is "two hundred sixty-eight thousand, two hundred fifty-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 2129 4258 6387 12774 14903 19161 29806 38322 44709 89418 134127 268254