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268005382 = 21031300997
BaseRepresentation
bin11111111100101…
…11000000000110
3200200022002021021
433332113000012
51022102133012
642332141354
76433002541
oct1776270006
9620262237
10268005382
11128311457
127590785a
13436a7c88
1427845858
15187de007
hexff97006

268005382 has 8 divisors (see below), whose sum is σ = 405911376. Its totient is φ = 132701592.

The previous prime is 268005373. The next prime is 268005401. The reversal of 268005382 is 283500862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650293 + ... + 650704.

It is an arithmetic number, because the mean of its divisors is an integer number (50738922).

Almost surely, 2268005382 is an apocalyptic number.

268005382 is a deficient number, since it is larger than the sum of its proper divisors (137905994).

268005382 is a wasteful number, since it uses less digits than its factorization.

268005382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301102.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 268005382 is about 16370.8699219070. The cubic root of 268005382 is about 644.7348885435.

The spelling of 268005382 in words is "two hundred sixty-eight million, five thousand, three hundred eighty-two".

Divisors: 1 2 103 206 1300997 2601994 134002691 268005382