18069808640

Names of 18069808640

• Cardinal: 18069808640 can be written as Eighteen billion, sixty-nine million, eight hundred eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.806980864 × 10¹⁰

Factors of 18069808640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 97

Divisors of 18069808640

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 19 20 26 32 34 38 40 41 52 64 65 68 76 80 82 85 95 104 128 130 136 152 160 164 170 190 205 208 221 247 256 260 272 304 320 323 328 340 380 410 416 442 494 512 520 533 544 608 640 646 656 680 697 760 779 820 832 884 988 1040 1066 1088 1105 1216 1235 1280 1292 1312 1360 1394 1520 1558 1615 1640 1664 1681 1768 1976 2080 2132 2176 2210 2432 2470 2560 2584 2624 2665 2720 2788 3040 3116 3230 3280 3328 3362 3485 3536 3895 3952 4160 4199 4264 4352 4420 4864 4940 5168 5248 5330 5440 5576 6080 6232 6460 6560 6656 6724 6970 7072 7790 7904 8320 8398 8405 8528 8704 8840 9061 9728 9880 10127 10336 10496 10660 10880 11152 12160 12464 12920 13120 13243 13448 13940 14144 15580 15808 16640 16796 16810 17056 17680 18122 19760 20254 20672 20992 20995 21320 21760 21853 22304 24320 24928 25840 26240 26486 26896 27880 28288 28577 31160 31616 31939 33280 33592 33620 34112 35360 36244 39520 40508 41344 41990 42640 43520 43706 44608 45305 48640 49856 50635 51680 52480 52972 53792 55760 56576 57154 62320 63232 63878 66215 67184 67240 68224 70720 72488 79040 81016 82688 83980 85280 87412 89216 90610 99712 101270 103360 104960 105944 107584 109265 111520 113152 114308 124640 126464 127756 132430 134368 134480 136448 141440 142885 144976 158080 159695 162032 165376 167960 170560 172159 174824 178432 181220 199424 202540 206720 211888 215168 218530 223040 228616 249280 255512 264860 268736 268960 272896 282880 285770 289952 316160 319390 324064 335920 341120 344318 349648 356864 362440 371501 398848 405080 413440 415207 423776 430336 437060 446080 457232 498560 511024 529720 537472 537920 542963 565760 571540 579904 632320 638780 648128 671840 682240 688636 699296 724880 743002 810160 826880 830414 847552 860672 860795 874120 892160 914464 997120 1022048 1059440 1074944 1075840 1085926 1143080 1159808 1277560 1296256 1343680 1364480 1377272 1398592 1449760 1486004 1620320 1660828 1695104 1721590 1748240 1784320 1828928 1857505 1994240 2044096 2076035 2118880 2149888 2151680 2171852 2286160 2319616 2555120 2592512 2687360 2714815 2754544 2797184 2899520 2972008 3240640 3321656 3390208 3443180 3496480 3657856 3715010 4088192 4152070 4237760 4303360 4343704 4572320 4639232 5110240 5185024 5374720 5429630 5509088 5594368 5799040 5944016 6481280 6643312 6780416 6886360 6992960 7058519 7315712 7430020 8176384 8304140 8475520 8687408 9144640 10220480 10749440 10859260 11018176 11188736 11598080 11888032 12962560 13286624 13772720 13985920 14117038 14631424 14860040 16352768 16608280 16951040 17374816 18289280 20440960 21718520 22036352 23196160 23776064 25925120 26573248 27545440 27971840 28234076 29720080 33216560 33902080 34749632 35292595 36578560 40881920 43437040 44072704 47552128 53146496 55090880 55943680 56468152 59440160 66433120 69499264 70585190 73157120 81763840 86874080 88145408 95104256 106292992 110181760 112936304 118880320 132866240 138998528 141170380 173748160 190208512 212585984 220363520 225872608 237760640 265732480 277997056 282340760 347496320 440727040 451745216 475521280 531464960 564681520 694992640 903490432 951042560 1062929920 1129363040 1389985280 1806980864 2258726080 3613961728 4517452160 9034904320 18069808640
• Sum of all divisors σ(n): 53301900960
• Sum of proper divisors (its aliquot sum) s(n): 35232092320
• 18069808640 is an abundant number, because the sum of its proper divisors (35232092320) is greater than itself. Its abundance is 17162283680

Bases of 18069808640

• Binary: 10000110101000010110110011000000000₂
• Hexadecimal: 0x4350B6600
• Base-36: 8AUAPKW

Squares and roots of 18069808640

• 18069808640 squared (18069808640²) is 326517984286218649600
• 18069808640 cubed (18069808640³) is 5900117493570497987471212544000
• The square root of 18069808640 is 134423.9883354155
• The cube root of 18069808640 is 2624.1249940459

Scales and comparisons

• 18,069,808,640 seconds is equal to 574 years, 29 weeks, 2 days, 7 hours, 17 minutes, 20 seconds.
• To count from 1 to 18,069,808,640 would take you about one thousand, one hundred forty-nine 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 18069808640 cubic inches would be around 218.7 feet tall.

Recreational maths with 18069808640

• 18069808640 backwards is 04680896081
• The number of decimal digits it has is: 11
• The sum of 18069808640's digits is 50
• More coming soon!