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268808862 = 23717376483
BaseRepresentation
bin10000000001011…
…011001010011110
3200201210220102210
4100001123022132
51022303340422
642401301250
76442560210
oct2001331236
9621726383
10268808862
11128810093
1276034826
13438c98ca
14279b45b0
15188ec10c
hex1005b29e

268808862 has 32 divisors (see below), whose sum is σ = 650564352. Its totient is φ = 72284544.

The previous prime is 268808861. The next prime is 268808873.

268808862 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268808861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187528 + ... + 188955.

It is an arithmetic number, because the mean of its divisors is an integer number (20330136).

Almost surely, 2268808862 is an apocalyptic number.

268808862 is an abundant number, since it is smaller than the sum of its proper divisors (381755490).

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

268808862 is a wasteful number, since it uses less digits than its factorization.

268808862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376512.

The product of its (nonzero) digits is 589824, while the sum is 48.

The square root of 268808862 is about 16395.3914866343. The cubic root of 268808862 is about 645.3785506953.

The spelling of 268808862 in words is "two hundred sixty-eight million, eight hundred eight thousand, eight hundred sixty-two".

Divisors: 1 2 3 6 7 14 17 21 34 42 51 102 119 238 357 714 376483 752966 1129449 2258898 2635381 5270762 6400211 7906143 12800422 15812286 19200633 38401266 44801477 89602954 134404431 268808862