Search a number
-
+
268801708 = 22723574073
BaseRepresentation
bin10000000001011…
…001011010101100
3200201210112121211
4100001121122230
51022303123313
642401204204
76442530310
oct2001313254
9621715554
10268801708
1112880577a
1276030664
13438c6586
14279b1b40
15188e9e3d
hex100596ac

268801708 has 24 divisors (see below), whose sum is σ = 537963552. Its totient is φ = 115123584.

The previous prime is 268801693. The next prime is 268801711. The reversal of 268801708 is 807108862.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 63960 + ... + 68032.

It is an arithmetic number, because the mean of its divisors is an integer number (22415148).

Almost surely, 2268801708 is an apocalyptic number.

268801708 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

268801708 is an abundant number, since it is smaller than the sum of its proper divisors (269161844).

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

268801708 is a wasteful number, since it uses less digits than its factorization.

268801708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6441 (or 6439 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 40.

The square root of 268801708 is about 16395.1733141190. The cubic root of 268801708 is about 645.3728253395.

The spelling of 268801708 in words is "two hundred sixty-eight million, eight hundred one thousand, seven hundred eight".

Divisors: 1 2 4 7 14 28 2357 4073 4714 8146 9428 16292 16499 28511 32998 57022 65996 114044 9600061 19200122 38400244 67200427 134400854 268801708