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293868 = 2234907
BaseRepresentation
bin1000111101111101100
3112221010000
41013233230
533400433
610144300
72332521
oct1075754
9487100
10293868
11190873
12122090
13a39b3
1479148
155c113
hex47bec

293868 has 30 divisors (see below), whose sum is σ = 769076. Its totient is φ = 97848.

The previous prime is 293863. The next prime is 293893. The reversal of 293868 is 868392.

293868 is nontrivially palindromic in base 5.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 210 + 94 + 82 + 37 + 67 + 84 .

It is not an unprimeable number, because it can be changed into a prime (293861) by changing a digit.

293868 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 130 + ... + 777.

2293868 is an apocalyptic number.

It is an amenable number.

293868 is an abundant number, since it is smaller than the sum of its proper divisors (475208).

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

293868 is a wasteful number, since it uses less digits than its factorization.

293868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923 (or 912 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 293868 is about 542.0959324695. The cubic root of 293868 is about 66.4840446392.

The spelling of 293868 in words is "two hundred ninety-three thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 907 1814 2721 3628 5442 8163 10884 16326 24489 32652 48978 73467 97956 146934 293868