Search a number
-
+
6741868144788 = 2232723821920717
BaseRepresentation
bin110001000011011011010…
…1001111110100010010100
3212212111221101100002000100
41202012312221332202110
51340424321221113123
622201101012014100
71264040530461600
oct142066651764224
925774841302010
106741868144788
11216a2348979a7
1290a752001330
1339b9a890b5ba
14194445836500
15ba588a41643
hex621b6a7e894

6741868144788 has 54 divisors (see below), whose sum is σ = 19824302764266. Its totient is φ = 1926248040864.

The previous prime is 6741868144777. The next prime is 6741868144799. The reversal of 6741868144788 is 8874418681476.

6741868144788 is a `hidden beast` number, since 6 + 7 + 41 + 8 + 68 + 1 + 447 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (6741868144777) and next prime (6741868144799).

It can be written as a sum of positive squares in only one way, i.e., 6390470531844 + 351397612944 = 2527938^2 + 592788^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1910958595 + ... + 1910962122.

Almost surely, 26741868144788 is an apocalyptic number.

It is an amenable number.

6741868144788 is an abundant number, since it is smaller than the sum of its proper divisors (13082434619478).

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

6741868144788 is a wasteful number, since it uses less digits than its factorization.

6741868144788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821920741 (or 3821920729 counting only the distinct ones).

The product of its digits is 462422016, while the sum is 72.

The spelling of 6741868144788 in words is "six trillion, seven hundred forty-one billion, eight hundred sixty-eight million, one hundred forty-four thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 441 588 882 1764 3821920717 7643841434 11465762151 15287682868 22931524302 26753445019 34397286453 45863048604 53506890038 68794572906 80260335057 107013780076 137589145812 160520670114 187274115133 240781005171 321041340228 374548230266 481562010342 561822345399 749096460532 963124020684 1123644690798 1685467036197 2247289381596 3370934072394 6741868144788