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268143062 = 21123529927
BaseRepresentation
bin11111111101110…
…00100111010110
3200200120002010112
433332320213112
51022121034222
642335123022
76434115125
oct1776704726
9620502115
10268143062
111283a5940
1275973472
1343725845
142787dabc
1518819be2
hexffb89d6

268143062 has 16 divisors (see below), whose sum is σ = 457857792. Its totient is φ = 116583720.

The previous prime is 268143061. The next prime is 268143097. The reversal of 268143062 is 260341862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268143061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264458 + ... + 265469.

It is an arithmetic number, because the mean of its divisors is an integer number (28616112).

Almost surely, 2268143062 is an apocalyptic number.

268143062 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

268143062 is a deficient number, since it is larger than the sum of its proper divisors (189714730).

268143062 is a wasteful number, since it uses less digits than its factorization.

268143062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529963.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 268143062 is about 16375.0744120447. The cubic root of 268143062 is about 644.8452742661.

The spelling of 268143062 in words is "two hundred sixty-eight million, one hundred forty-three thousand, sixty-two".

Divisors: 1 2 11 22 23 46 253 506 529927 1059854 5829197 11658394 12188321 24376642 134071531 268143062