18642896064

Names of 18642896064

• Cardinal: 18642896064 can be written as Eighteen billion, six hundred forty-two million, eight hundred ninety-six thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8642896064 × 10¹⁰

Factors of 18642896064

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1477

Divisors of 18642896064

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 31 32 36 38 39 48 52 54 57 62 64 72 76 78 93 96 104 108 114 117 124 144 152 156 171 186 192 208 216 228 234 247 248 279 288 304 312 342 351 372 403 416 432 456 468 494 496 513 558 576 589 608 624 684 702 741 744 806 832 837 864 912 936 988 992 1026 1116 1178 1209 1216 1248 1368 1404 1409 1482 1488 1612 1674 1728 1767 1824 1872 1976 1984 2052 2223 2232 2356 2418 2496 2736 2808 2818 2964 2976 3224 3348 3534 3627 3648 3744 3952 4104 4227 4446 4464 4712 4836 5301 5472 5616 5636 5928 5952 6448 6669 6696 7068 7254 7488 7657 7904 8208 8454 8892 8928 9424 9672 10602 10881 10944 11232 11272 11856 12681 12896 13338 13392 14136 14508 15314 15808 15903 16416 16908 17784 17856 18317 18848 19344 21204 21762 22464 22544 22971 23712 25362 25792 26676 26771 26784 28272 29016 30628 31806 32832 33816 35568 36634 37696 38043 38688 42408 43524 43679 45088 45942 47424 50724 53352 53542 53568 54951 56544 58032 61256 63612 67632 68913 71136 73268 76086 77376 80313 84816 87048 87358 90176 91884 101448 106704 107084 109902 113088 116064 122512 127224 131037 135264 137826 142272 146536 152172 160626 164853 169632 174096 174716 183768 202896 206739 213408 214168 219804 232128 240939 245024 254448 262074 270528 275652 293072 304344 321252 329706 339264 348023 348192 349432 367536 393111 405792 413478 426816 428336 439608 481878 490048 494559 508896 524148 551304 567827 586144 608688 642504 659412 696046 696384 698864 722817 735072 786222 811584 826956 829901 856672 879216 963756 989118 1017792 1044069 1048296 1102608 1135654 1172288 1179333 1217376 1285008 1318824 1392092 1397728 1445634 1470144 1572444 1653912 1659802 1703481 1713344 1758432 1927512 1978236 2088138 2096592 2205216 2271308 2358666 2434752 2489703 2570016 2637648 2784184 2795456 2891268 3132207 3144888 3307824 3319604 3406962 3516864 3855024 3956472 4176276 4193184 4410432 4542616 4717332 4979406 5110443 5140032 5275296 5568368 5782536 6264414 6289776 6615648 6639208 6813924 7469109 7710048 7912944 8352552 8386368 9085232 9396621 9434664 9958812 10220886 10550592 10788713 11136736 11565072 12528828 12579552 13231296 13278416 13627848 14938218 15331329 15420096 15825888 16705104 18170464 18793242 18869328 19917624 20441772 21577426 22273472 22407327 23130144 25057656 25159104 26556832 27255696 29876436 30662658 31651776 32366139 33410208 36340928 37586484 37738656 39835248 40883544 43154852 44814654 46260288 50115312 53113664 54511392 59752872 61325316 64732278 66820416 75172968 75477312 79670496 81767088 86309704 89629308 97098417 100230624 109022784 119505744 122650632 129464556 150345936 159340992 163534176 172619408 179258616 194196834 200461248 239011488 245301264 258929112 291295251 300691872 327068352 345238816 358517232 388393668 478022976 490602528 517858224 582590502 601383744 690477632 717034464 776787336 981205056 1035716448 1165181004 1434068928 1553574672 2071432896 2330362008 3107149344 4660724016 6214298688 9321448032 18642896064
• Sum of all divisors σ(n): 64178688000
• Sum of proper divisors (its aliquot sum) s(n): 45535791936
• 18642896064 is an abundant number, because the sum of its proper divisors (45535791936) is greater than itself. Its abundance is 26892895872

Bases of 18642896064

• Binary: 10001010111001101000000010011000000₂
• Hexadecimal: 0x4573404C0
• Base-36: 8KBHYO0

Squares and roots of 18642896064

• 18642896064 squared (18642896064²) is 347557573653106692096
• 18642896064 cubed (18642896064³) is 6479479721870892851448578310144
• The square root of 18642896064 is 136538.9910025703
• The cube root of 18642896064 is 2651.5783199655

Scales and comparisons

• 18,642,896,064 seconds is equal to 592 years, 40 weeks, 6 days, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,642,896,064 would take you about one thousand, one hundred eighty-five 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 18642896064 cubic inches would be around 221 feet tall.

Recreational maths with 18642896064

• 18642896064 backwards is 46069824681
• 18642896064 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18642896064's digits is 54
• More coming soon!