640960133385
640,960,133,385 is an odd composite number composed of eight prime numbers multiplied together.
640960133385 is an odd composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 640960133385:
3 × 5 × 113 × 13 × 29 × 31 × 41 × 67
(3 × 5 × 11 × 11 × 11 × 13 × 29 × 31 × 41 × 67)See below for interesting mathematical facts about the number 640960133385 from the Numbermatics database.
Names of 640960133385
- Cardinal: 640960133385 can be written as Six hundred forty billion, nine hundred sixty million, one hundred thirty-three thousand, three hundred eighty-five.
Scientific notation
- Scientific notation: 6.40960133385 × 1011
Factors of 640960133385
Divisors of 640960133385
- Number of divisors d(n): 512
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Complete list of divisors:
1 3 5 11 13 15 29 31 33 39 41 55 65 67 87 93 121 123 143 145 155 165 195 201 205 319 335 341 363 377 403 429 435 451 465 533 605 615 715 737 871 899 957 1005 1023 1131 1189 1209 1271 1331 1353 1573 1595 1599 1705 1815 1885 1943 2015 2077 2145 2211 2255 2613 2665 2697 2747 3509 3567 3685 3751 3813 3993 4147 4355 4433 4495 4719 4785 4961 5115 5655 5829 5863 5945 6045 6231 6355 6655 6765 7865 7995 8107 8241 9581 9715 9889 10385 10527 11055 11253 11687 12441 13065 13079 13299 13485 13735 13981 14883 15457 16523 17303 17545 17589 17835 18755 19065 19965 20735 21373 22165 22847 23595 24321 24805 25259 27001 28743 29145 29315 29667 30217 31155 35061 35711 36859 38599 39237 40535 41205 41261 41943 45617 46371 47905 48763 49445 49569 51909 52635 54571 56265 58435 60233 62205 64119 64493 65395 66495 68541 69905 74415 75777 77285 79663 81003 82615 85157 86515 87945 89177 90651 105391 106865 107133 108779 110577 114235 115797 121605 123783 126295 128557 135005 136851 143715 143869 146289 148335 151085 153791 163713 170027 175305 178555 180699 181753 184295 192995 193479 196185 206305 209715 228085 231855 235103 238989 243815 247845 251317 255471 259545 267531 272855 277849 297011 301165 316173 320595 322465 326337 332387 342705 378885 385671 392821 398315 405015 405449 425785 431607 445885 453255 461373 479167 501787 510081 526955 535665 536393 543895 545259 552885 578985 618915 642785 662563 684255 705309 709423 719345 731445 753951 768955 783029 818565 833547 850135 876293 891033 903495 908765 936727 967395 997161 1035619 1107041 1159301 1175515 1178463 1194945 1196569 1216347 1256585 1277355 1337655 1389245 1414127 1437501 1485055 1505361 1580865 1582559 1609179 1631685 1661935 1691701 1870297 1928355 1964105 1987689 1999283 2027245 2128269 2158035 2306865 2349087 2395835 2469553 2508935 2550405 2586133 2628879 2681965 2726295 2764487 2810181 3056339 3106857 3267121 3312815 3321123 3477903 3526545 3547115 3589707 3656257 3769755 3915145 4167735 4242381 4321031 4381465 4455165 4459939 4683635 4747677 4985805 5075103 5178095 5270837 5535205 5610891 5796505 5892315 5982845 5997849 6081735 7070635 7187505 7288193 7408659 7526805 7758399 7912795 8045895 8293461 8458505 8613319 9169017 9351485 9639223 9801363 9938445 9996415 10303997 10641345 10968771 11391809 11745435 12177451 12347765 12930665 12963093 13144395 13379817 13822435 14050905 15281695 15534285 15555397 15812511 16335605 16605615 17389515 17948535 18281285 20573267 21211905 21605155 21864579 21992113 22299695 23738385 25375515 25839957 26354185 27165083 28054455 28917669 29989245 30911991 32104189 33619729 34175427 35938331 36440965 36532353 37043295 38791995 41467305 43066595 45845085 46666191 47531341 48196115 49006815 49059329 51519985 54843855 56959045 57979207 60887255 61719801 64815465 65976339 66899085 77776985 79062555 80170123 81495249 94746509 96312567 100859187 102866335 106031453 107814993 109322895 109960565 113343967 125309899 129199785 133951961 135825415 142594023 144588345 147177987 154559955 160520945 168098645 170877135 173937621 179691655 182661765 233330955 237656705 240510369 245296645 284239527 289896035 298815913 308599005 318094359 329881695 340031901 353146079 375929697 400850615 401855883 407476245 473732545 481562835 504295935 530157265 539074965 566719835 626549495 637771277 669759805 712970115 735889935 869688105 896447739 1042211599 1059438237 1202551845 1378408889 1421197635 1473471571 1494079565 1590471795 1700159505 1765730395 1879648485 1913313831 2009279415 3126634797 3188856385 3286975043 3884606869 4135226667 4420414713 4482238695 5211057995 5297191185 6892044445 7367357855 9566569155 9860925129 11653820607 15633173985 16434875215 19423034345 20676133335 22102073565 42730675559 49304625645 58269103035 128192026677 213653377795 640960133385
- Sum of all divisors σ(n): 1348682711040
- Sum of proper divisors (its aliquot sum) s(n): 707722577655
- 640960133385 is an abundant number, because the sum of its proper divisors (707722577655) is greater than itself. Its abundance is 66762444270
Bases of 640960133385
- Binary: 10010101001111000011001101111001000010012
- Hexadecimal: 0x953C337909
- Base-36: 86GB445L
Squares and roots of 640960133385
- 640960133385 squared (6409601333852) is 410829892588916991558225
- 640960133385 cubed (6409601333853) is 263325582752337457881852814993841625
-
The
square root of 640960133385 is 800599.8584717585 -
The
cube root of 640960133385 is 8622.0460749543
Scales and comparisons
How big is 640960133385?- 640,960,133,385 seconds is equal to 20,380 years, 28 weeks, 4 days, 1 hour, 29 minutes, 45 seconds.
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To count from 1 to 640,960,133,385 would take you about forty thousand, seven hundred sixty-one years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 640960133385 cubic inches would be around 718.5 feet tall.
Recreational maths with 640960133385
- 640960133385 backwards is 583331069046
- The number of decimal digits it has is: 12
- The sum of 640960133385's digits is 48
- More coming soon!
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