20698741440

Names of 20698741440

• Cardinal: 20698741440 can be written as Twenty billion, six hundred ninety-eight million, seven hundred forty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.069874144 × 10¹⁰

Factors of 20698741440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 89

Divisors of 20698741440

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 23 24 26 30 32 36 39 40 43 45 46 48 52 60 64 65 69 72 78 80 86 90 92 96 104 115 117 120 129 130 138 144 156 160 169 172 180 184 192 195 207 208 215 230 234 240 258 260 276 288 299 312 320 338 344 345 360 368 387 390 414 416 430 460 468 480 507 516 520 552 559 576 585 598 624 645 676 688 690 720 736 774 780 828 832 845 860 897 920 936 960 989 1014 1032 1035 1040 1104 1118 1170 1196 1248 1290 1352 1376 1380 1440 1472 1495 1521 1548 1560 1656 1677 1690 1720 1794 1840 1849 1872 1935 1978 2028 2064 2070 2080 2208 2236 2340 2392 2496 2535 2580 2691 2704 2752 2760 2795 2880 2967 2990 3042 3096 3120 3312 3354 3380 3440 3588 3680 3698 3744 3870 3887 3956 4056 4128 4140 4160 4416 4472 4485 4680 4784 4945 5031 5070 5160 5382 5408 5520 5547 5590 5934 5980 6084 6192 6240 6624 6708 6760 6880 7176 7267 7360 7396 7488 7605 7740 7774 7912 8112 8256 8280 8385 8901 8944 8970 9245 9360 9568 9890 10062 10140 10320 10764 10816 11040 11094 11180 11661 11868 11960 12168 12384 12480 12857 13248 13416 13455 13520 13760 14352 14534 14792 14835 15210 15480 15548 15824 16224 16560 16641 16770 17802 17888 17940 18490 18720 19136 19435 19780 20124 20280 20640 21528 21801 22080 22188 22360 23322 23736 23920 24037 24336 24768 25155 25714 26832 26910 27040 27735 28704 29068 29584 29670 30420 30960 31096 31648 32448 33120 33282 33540 34983 35604 35776 35880 36335 36980 37440 38571 38870 39560 40248 40560 41280 42527 43056 43602 44376 44505 44720 46644 47472 47840 48074 48672 50310 51428 53664 53820 54080 55470 57408 58136 58305 59168 59340 60840 61920 62192 63296 64285 65403 66240 66564 67080 69966 71208 71760 72111 72670 73960 77142 77740 79120 80496 81120 83205 85054 86112 87204 88752 89010 89440 93288 94944 95680 96148 97344 100620 102856 107328 107640 109005 110940 115713 116272 116610 118336 118680 120185 121680 123840 124384 127581 128570 130806 133128 134160 139932 142416 143520 144222 145340 147920 154284 155480 158240 160992 162240 166410 167141 170108 172224 174408 174915 177504 178020 178880 186576 189888 192296 192855 201240 205712 212635 215280 216333 218010 221880 231426 232544 233220 237360 240370 243360 248768 255162 257140 261612 266256 268320 279864 284832 287040 288444 290680 295840 308568 310960 312481 316480 321984 327015 332820 334282 340216 348816 349830 355008 356040 360555 373152 382743 384592 385710 402480 411424 425270 430560 432666 436020 443760 462852 465088 466440 474720 480740 486720 501423 510324 514280 523224 532512 536640 552851 559728 569664 576888 578565 581360 591680 617136 621920 624962 637905 654030 665640 668564 680432 697632 699660 712080 721110 746304 765486 769184 771420 804960 822848 835705 850540 861120 865332 872040 887520 925704 932880 937443 949440 961480 1002846 1020648 1028560 1046448 1065024 1081665 1105702 1119456 1153776 1157130 1162720 1234272 1243840 1249924 1275810 1308060 1331280 1337128 1360864 1395264 1399320 1424160 1442220 1504269 1530972 1538368 1542840 1562405 1609920 1658553 1671410 1701080 1730664 1744080 1775040 1851408 1865760 1874886 1913715 1922960 2005692 2041296 2057120 2092896 2163330 2211404 2238912 2307552 2314260 2325440 2468544 2499848 2507115 2551620 2616120 2662560 2674256 2721728 2764255 2798640 2812329 2848320 2884440 3008538 3061944 3085680 3124810 3317106 3342820 3402160 3461328 3488160 3702816 3731520 3749772 3827430 3845920 4011384 4082592 4114240 4185792 4326660 4422808 4615104 4628520 4687215 4975659 4999696 5014230 5103240 5232240 5325120 5348512 5528510 5597280 5624658 5768880 6017076 6123888 6171360 6249620 6634212 6685640 6804320 6922656 6976320 7187063 7405632 7499544 7521345 7654860 7691840 8022768 8165184 8292765 8653320 8845616 9257040 9374430 9951318 9999392 10028460 10206480 10464480 10697024 11057020 11194560 11249316 11537760 12034152 12247776 12342720 12499240 13268424 13371280 13608640 13845312 14061645 14374126 14999088 15042690 15309720 16045536 16585530 17306640 17691232 18514080 18748860 19902636 19998784 20056920 20412960 20928960 21561189 22114040 22498632 23075520 24068304 24495552 24878295 24998480 26536848 26742560 28123290 28748252 29998176 30085380 30619440 32091072 33171060 34613280 35382464 35935315 37028160 37497720 39805272 40113840 40825920 43122378 44228080 44997264 48136608 49756590 49996960 53073696 53485120 56246580 57496504 59996352 60170760 61238880 64683567 66342120 69226560 71870630 74995440 79610544 80227680 86244756 88456160 89994528 96273216 99513180 99993920 106147392 107805945 112493160 114993008 120341520 122477760 129367134 132684240 143741260 149990880 159221088 160455360 172489512 176912320 179989056 199026360 215611890 224986320 229986016 240683040 258734268 265368480 287482520 299981760 318442176 323417835 344979024 398052720 431223780 449972640 459972032 481366080 517468536 530736960 574965040 646835670 689958048 796105440 862447560 899945280 1034937072 1149930080 1293671340 1379916096 1592210880 1724895120 2069874144 2299860160 2587342680 3449790240 4139748288 5174685360 6899580480 10349370720 20698741440
• Sum of all divisors σ(n): 82359038736
• Sum of proper divisors (its aliquot sum) s(n): 61660297296
• 20698741440 is an abundant number, because the sum of its proper divisors (61660297296) is greater than itself. Its abundance is 40961555856

Bases of 20698741440

• Binary: 10011010001101111011011101011000000₂
• Hexadecimal: 0x4D1BDBAC0
• Base-36: 9IBHV40

Squares and roots of 20698741440

• 20698741440 squared (20698741440²) is 428437897199973273600
• 20698741440 cubed (20698741440³) is 8868125257239546765156777984000
• The square root of 20698741440 is 143870.5718345485
• The cube root of 20698741440 is 2745.6677324889

Scales and comparisons

• 20,698,741,440 seconds is equal to 658 years, 8 weeks, 18 hours, 24 minutes.
• To count from 1 to 20,698,741,440 would take you about one thousand, three hundred sixteen 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 20698741440 cubic inches would be around 228.8 feet tall.

Recreational maths with 20698741440

• 20698741440 backwards is 04414789602
• 20698741440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20698741440's digits is 45
• More coming soon!