Search a number
-
+
7680200881620 = 22351912272952311
BaseRepresentation
bin110111111000010111110…
…1001010011010111010100
31000012012221101220221122110
41233300233221103113110
52001313022411202440
624200122515031020
71421606352235431
oct157605751232724
930165841827573
107680200881620
1124a11781a2293
12a4058389b470
13439316bc32b7
141c7a1bbc6b88
15d4ba64bb080
hex6fc2fa535d4

7680200881620 has 96 divisors (see below), whose sum is σ = 21712388898816. Its totient is φ = 2028355062400.

The previous prime is 7680200881607. The next prime is 7680200881673. The reversal of 7680200881620 is 261880020867.

It is a self number, because there is not a number n which added to its sum of digits gives 7680200881620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1125265 + ... + 4077575.

It is an arithmetic number, because the mean of its divisors is an integer number (226170717696).

Almost surely, 27680200881620 is an apocalyptic number.

It is an amenable number.

7680200881620 is an abundant number, since it is smaller than the sum of its proper divisors (14032188017196).

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

7680200881620 is a wasteful number, since it uses less digits than its factorization.

7680200881620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952741 (or 2952739 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 7680200881620 in words is "seven trillion, six hundred eighty billion, two hundred million, eight hundred eighty-one thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 191 227 382 454 573 681 764 908 955 1135 1146 1362 1910 2270 2292 2724 2865 3405 3820 4540 5730 6810 11460 13620 43357 86714 130071 173428 216785 260142 433570 520284 650355 867140 1300710 2601420 2952311 5904622 8856933 11809244 14761555 17713866 29523110 35427732 44284665 59046220 88569330 177138660 563891401 670174597 1127782802 1340349194 1691674203 2010523791 2255565604 2680698388 2819457005 3350872985 3383348406 4021047582 5638914010 6701745970 6766696812 8042095164 8458371015 10052618955 11277828020 13403491940 16916742030 20105237910 33833484060 40210475820 128003348027 256006696054 384010044081 512013392108 640016740135 768020088162 1280033480270 1536040176324 1920050220405 2560066960540 3840100440810 7680200881620