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268070064 = 2437097877
BaseRepresentation
bin11111111101001…
…10110010110000
3200200102100222220
433332212302300
51022111220224
642333401040
76433362243
oct1776466260
9620370886
10268070064
11128356009
1275939180
13436cb552
142786125a
1518803279
hexffa6cb0

268070064 has 40 divisors (see below), whose sum is σ = 693579120. Its totient is φ = 89219328.

The previous prime is 268070063. The next prime is 268070081. The reversal of 268070064 is 460070862.

It is not an unprimeable number, because it can be changed into a prime (268070063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30094 + ... + 37970.

It is an arithmetic number, because the mean of its divisors is an integer number (17339478).

Almost surely, 2268070064 is an apocalyptic number.

268070064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

268070064 is an abundant number, since it is smaller than the sum of its proper divisors (425509056).

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

268070064 is a wasteful number, since it uses less digits than its factorization.

268070064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8597 (or 8591 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 268070064 is about 16372.8453238892. The cubic root of 268070064 is about 644.7867524119.

The spelling of 268070064 in words is "two hundred sixty-eight million, seventy thousand, sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 709 1418 2127 2836 4254 5672 7877 8508 11344 15754 17016 23631 31508 34032 47262 63016 94524 126032 189048 378096 5584793 11169586 16754379 22339172 33508758 44678344 67017516 89356688 134035032 268070064