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268634067 = 3136888053
BaseRepresentation
bin10000000000110…
…000011111010011
3200201111000122220
4100000300133103
51022232242232
642353432123
76441231462
oct2000603723
9621430586
10268634067
11128700829
1275b6b643
1343868190
142796a9d9
15188b542c
hex100307d3

268634067 has 8 divisors (see below), whose sum is σ = 385731024. Its totient is φ = 165313248.

The previous prime is 268634053. The next prime is 268634077. The reversal of 268634067 is 760436862.

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

It is not a de Polignac number, because 268634067 - 214 = 268617683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268634077) 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 7 ways as a sum of consecutive naturals, for example, 3443988 + ... + 3444065.

It is an arithmetic number, because the mean of its divisors is an integer number (48216378).

Almost surely, 2268634067 is an apocalyptic number.

268634067 is a deficient number, since it is larger than the sum of its proper divisors (117096957).

268634067 is a wasteful number, since it uses less digits than its factorization.

268634067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6888069.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 268634067 is about 16390.0600059914. The cubic root of 268634067 is about 645.2386329319.

The spelling of 268634067 in words is "two hundred sixty-eight million, six hundred thirty-four thousand, sixty-seven".

Divisors: 1 3 13 39 6888053 20664159 89544689 268634067