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3218234768 = 24759487021
BaseRepresentation
bin1011111111010010…
…0101110110010000
322022021200021011022
42333310211312100
523042332003033
61251201535012
7142515354440
oct27764456620
98267607138
103218234768
111401678461
12759944468
133c3984638
142275b4120
1513c801098
hexbfd25d90

3218234768 has 40 divisors (see below), whose sum is σ = 7246887360. Its totient is φ = 1355863680.

The previous prime is 3218234717. The next prime is 3218234797. The reversal of 3218234768 is 8674328123.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236903 + ... + 250118.

It is an arithmetic number, because the mean of its divisors is an integer number (181172184).

Almost surely, 23218234768 is an apocalyptic number.

It is an amenable number.

3218234768 is an abundant number, since it is smaller than the sum of its proper divisors (4028652592).

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

3218234768 is a wasteful number, since it uses less digits than its factorization.

3218234768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487095 (or 487089 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 3218234768 is about 56729.4876409086. The cubic root of 3218234768 is about 1476.4063603539.

The spelling of 3218234768 in words is "three billion, two hundred eighteen million, two hundred thirty-four thousand, seven hundred sixty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 59 112 118 236 413 472 826 944 1652 3304 6608 487021 974042 1948084 3409147 3896168 6818294 7792336 13636588 27273176 28734239 54546352 57468478 114936956 201139673 229873912 402279346 459747824 804558692 1609117384 3218234768