18136413917440

Names of 18136413917440

• Cardinal: 18136413917440 can be written as Eighteen trillion, one hundred thirty-six billion, four hundred thirteen million, nine hundred seventeen thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.813641391744 × 10¹³

Factors of 18136413917440

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 275

Divisors of 18136413917440

• Number of divisors d(n): 1728
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 29 31 32 35 37 40 52 56 58 62 64 65 70 74 80 91 104 112 116 124 128 130 140 145 148 151 155 160 182 185 203 208 217 224 232 248 256 259 260 280 290 296 302 310 320 364 370 377 403 406 416 434 448 455 464 481 496 518 520 560 580 592 604 620 640 728 740 754 755 806 812 832 868 896 899 910 928 961 962 992 1015 1036 1040 1057 1073 1085 1120 1147 1160 1184 1208 1240 1280 1295 1456 1480 1508 1510 1612 1624 1664 1736 1792 1798 1820 1856 1885 1922 1924 1963 1984 2015 2030 2072 2080 2114 2146 2170 2240 2294 2320 2368 2405 2416 2480 2590 2639 2821 2912 2960 3016 3020 3224 3248 3328 3367 3472 3596 3640 3712 3770 3844 3848 3926 3968 4030 4060 4144 4160 4228 4292 4340 4379 4480 4495 4588 4640 4681 4736 4805 4810 4832 4960 5180 5278 5285 5365 5587 5642 5735 5824 5920 6032 6040 6293 6448 6496 6727 6734 6944 7192 7280 7424 7511 7540 7688 7696 7852 7936 8029 8060 8120 8288 8320 8456 8584 8680 8758 8960 8990 9176 9280 9362 9472 9610 9620 9664 9815 9920 10360 10556 10570 10730 11174 11284 11470 11648 11687 11840 12064 12080 12493 12586 12896 12992 13195 13454 13468 13741 13888 13949 14105 14384 14560 14911 15022 15080 15376 15392 15704 16058 16120 16240 16576 16640 16835 16912 17168 17360 17516 17980 18352 18560 18724 19220 19240 19328 19630 19840 20720 21112 21140 21460 21895 22348 22568 22940 23296 23374 23405 23680 24128 24160 24986 25172 25792 25984 26390 26908 26936 27482 27776 27869 27898 27935 28210 28768 29120 29822 30044 30160 30653 30752 30784 31408 31465 32116 32240 32480 32767 33152 33263 33635 33670 33824 34336 34720 35032 35557 35960 36704 37120 37448 37555 38440 38480 38656 39109 39260 39680 40145 41440 42224 42280 42920 43790 44696 45136 45880 46748 46810 47360 48256 48320 49972 50344 51584 51968 52780 53816 53872 54964 55552 55738 55796 55870 56420 56927 57536 58240 58435 59644 60088 60320 60853 61306 61504 61568 62465 62816 62930 64232 64480 64960 65534 66304 66526 67270 67340 67648 68672 68705 69440 69745 70064 71114 71920 72631 73408 74555 74896 75110 76880 76960 78218 78520 80290 81809 82880 84448 84560 85840 87451 87580 89392 90272 91760 93496 93620 96512 96640 97643 99944 100688 103168 104377 105560 107632 107744 109928 111476 111592 111740 112840 113854 115072 116480 116870 119288 120176 120640 121706 122612 123008 123136 124930 125632 125860 128464 128960 129920 131068 133052 134540 134680 135296 135749 137344 137410 138880 139345 139490 140128 142228 143840 145111 145262 146816 149110 149792 150220 153265 153760 153920 156436 157040 160580 162023 163618 163835 165760 166315 168896 169120 171680 173197 174902 175160 177785 178784 180544 183520 186992 187240 193280 195083 195286 195545 199888 201376 208754 211120 215264 215488 219856 222952 223184 223480 225680 227708 230144 232841 233740 238576 240352 241280 243412 245224 246016 248899 249860 251264 251720 256928 257920 259840 262136 266104 269080 269360 270592 271498 274688 274820 277760 278690 278980 280256 284456 284635 287680 290222 290524 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2590916273920 3627282783488 4534103479360 9068206958720 18136413917440
• Sum of all divisors σ(n): 59086444999680
• Sum of proper divisors (its aliquot sum) s(n): 40950031082240
• 18136413917440 is an abundant number, because the sum of its proper divisors (40950031082240) is greater than itself. Its abundance is 22813617164800

Bases of 18136413917440

• Binary: 100000111111010110110100000100101000100000000₂
• Hexadecimal: 0x107EB6825100
• Base-36: 6FFR4KT8G

Squares and roots of 18136413917440

• 18136413917440 squared (18136413917440²) is 328929509784711327136153600
• 18136413917440 cubed (18136413917440³) is 5965601739116155171604948888829558784000
• The square root of 18136413917440 is 4258686.8771300857
• The cube root of 18136413917440 is 26273.4521381453

Scales and comparisons

• 18,136,413,917,440 seconds is equal to 576,681 years, 44 weeks, 6 days, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 18,136,413,917,440 would take you about one million, four hundred forty-one thousand, seven hundred four 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 18136413917440 cubic inches would be around 2189.5 feet tall.

Recreational maths with 18136413917440

• 18136413917440 backwards is 04471931463181
• 18136413917440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18136413917440's digits is 52
• More coming soon!