161199713220

Names of 161199713220

• Cardinal: 161199713220 can be written as One hundred sixty-one billion, one hundred ninety-nine million, seven hundred thirteen thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.6119971322 × 10¹¹

Factors of 161199713220

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1737

Divisors of 161199713220

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 43 52 60 65 70 78 84 86 91 105 129 130 140 156 172 182 195 210 215 258 260 273 301 364 390 420 430 455 516 546 559 602 645 757 780 860 903 907 910 1092 1118 1204 1290 1365 1505 1514 1677 1806 1814 1820 2236 2271 2580 2721 2730 2795 3010 3028 3354 3612 3628 3785 3913 4515 4535 4542 5299 5442 5460 5590 6020 6349 6708 7570 7826 8385 9030 9070 9084 9841 10598 10884 11180 11355 11739 11791 12698 13605 15140 15652 15897 16770 18060 18140 19047 19565 19682 21196 22710 23478 23582 25396 26495 27210 29523 31745 31794 32551 33540 35373 38094 39001 39130 39364 45420 46956 47164 49205 52990 54420 58695 58955 59046 63490 63588 65102 68887 70746 76188 78002 78260 79485 82537 95235 97653 98410 105980 117003 117390 117910 118092 126980 130204 137774 141492 147615 156004 158970 162755 165074 176865 190470 195005 195306 196820 206661 227857 234006 234780 235820 247611 273007 275548 295230 317940 325510 330148 344435 353730 380940 390010 390612 412685 413322 423163 455714 468012 488265 495222 507013 546014 585015 590460 651020 683571 686599 688870 707460 780020 819021 825370 826644 846326 911428 976530 990444 1014026 1033305 1092028 1139285 1170030 1238055 1269489 1365035 1367142 1373198 1377740 1521039 1638042 1650740 1692652 1953060 2028052 2059797 2066610 2115815 2278570 2340060 2476110 2535065 2538978 2730070 2734284 2746396 2962141 3042078 3276084 3417855 3432995 3549091 4095105 4119594 4133220 4231630 4557140 4806193 4952220 5070130 5077956 5460140 5924282 6084156 6347445 6835710 6865990 7098182 7605195 8190210 8239188 8463260 8886423 8925787 9612386 10140260 10298985 10647273 11848564 12694890 13671420 13731980 14196364 14418579 14810705 15210390 16380420 17745455 17772846 17851574 19224772 20597970 21294546 24030965 25389780 26777361 28837158 29523757 29621410 30420780 35490910 35545692 35703148 41195940 42589092 44432115 44628935 48061930 53236365 53554722 57674316 59047514 59242820 62480509 70981820 72092895 88571271 88864230 89257870 96123860 106472730 107109444 118095028 124961018 133886805 144185790 147618785 177142542 177728460 178515740 187441527 206666299 212945460 249922036 267773610 288371580 295237570 312402545 354285084 374883054 383808841 413332598 442856355 535547220 590475140 619998897 624805090 749766108 767617682 826665196 885712710 937207635 1033331495 1151426523 1239997794 1249610180 1535235364 1771425420 1874415270 1919044205 2066662990 2302853046 2479995588 2686661887 3099994485 3748830540 3838088410 4133325980 4605706092 5373323774 5757132615 6199988970 7676176820 8059985661 10746647548 11514265230 12399977940 13433309435 16119971322 23028530460 26866618870 32239942644 40299928305 53733237740 80599856610 161199713220
• Sum of all divisors σ(n): 569816518656
• Sum of proper divisors (its aliquot sum) s(n): 408616805436
• 161199713220 is an abundant number, because the sum of its proper divisors (408616805436) is greater than itself. Its abundance is 247417092216

Bases of 161199713220

• Binary: 10010110001000010000000110101111000100₂
• Hexadecimal: 0x2588406BC4
• Base-36: 221Y5ARO

Squares and roots of 161199713220

• 161199713220 squared (161199713220²) is 25985347542210242768400
• 161199713220 cubed (161199713220³) is 4188830571726322979212658878248000
• The square root of 161199713220 is 401496.8408593025
• The cube root of 161199713220 is 5442.3703043375

Scales and comparisons

• 161,199,713,220 seconds is equal to 5,125 years, 33 weeks, 6 days, 10 hours, 7 minutes.
• To count from 1 to 161,199,713,220 would take you about ten thousand, two hundred fifty-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 161199713220 cubic inches would be around 453.5 feet tall.

Recreational maths with 161199713220

• 161199713220 backwards is 022317991161
• 161199713220 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 161199713220's digits is 42
• More coming soon!