145100721920

Names of 145100721920

• Cardinal: 145100721920 can be written as One hundred forty-five billion, one hundred million, seven hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.4510072192 × 10¹¹

Factors of 145100721920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 48

Divisors of 145100721920

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 23 28 32 35 40 44 46 55 56 64 70 77 80 88 92 110 112 115 121 128 140 154 160 161 176 184 220 224 230 242 253 256 280 308 320 322 352 368 385 440 448 460 484 506 529 560 605 616 640 644 704 736 770 805 847 880 896 920 968 1012 1058 1120 1210 1232 1265 1280 1288 1331 1408 1472 1540 1610 1694 1760 1771 1792 1840 1936 2024 2116 2240 2420 2464 2530 2576 2645 2662 2783 2816 2944 3080 3220 3388 3520 3542 3680 3703 3872 4048 4232 4235 4480 4840 4928 5060 5152 5290 5324 5566 5819 5888 6160 6440 6655 6776 7040 7084 7360 7406 7744 8096 8464 8470 8855 8960 9317 9680 9856 10120 10304 10580 10648 11132 11638 12167 12320 12880 13310 13552 13915 14080 14168 14720 14812 15488 16192 16928 16940 17710 18515 18634 19360 19481 19712 20240 20608 21160 21296 22264 23276 24334 24640 25760 26620 27104 27830 28336 29095 29440 29624 30613 30976 32384 33856 33880 35420 37030 37268 38720 38962 40480 40733 41216 42320 42592 44528 46552 46585 48668 49280 51520 53240 54208 55660 56672 58190 59248 60835 61226 64009 64768 67712 67760 70840 74060 74536 77440 77924 80960 81466 84640 85169 85184 89056 93104 93170 97336 97405 98560 103040 106480 108416 111320 113344 116380 118496 121670 122452 128018 133837 135424 135520 141680 148120 149072 153065 154880 155848 161920 162932 169280 170338 170368 178112 186208 186340 194672 194810 203665 206080 212960 214291 216832 222640 226688 232760 236992 243340 244904 256036 267674 271040 283360 296240 298144 306130 311696 320045 323840 325864 338560 340676 340736 356224 372416 372680 389344 389620 407330 425845 425920 428582 445280 448063 453376 465520 473984 486680 489808 512072 535348 542080 566720 592480 596288 612260 623392 640090 651728 669185 677120 681352 704099 712448 744832 745360 778688 779240 814660 851690 851840 857164 890560 896126 931040 936859 947968 973360 979616 1024144 1070696 1071455 1084160 1133440 1184960 1192576 1224520 1246784 1280180 1303456 1338370 1362704 1408198 1472207 1489664 1490720 1557376 1558480 1629320 1703380 1703680 1714328 1781120 1792252 1862080 1873718 1946720 1959232 2048288 2141392 2142910 2240315 2266880 2369920 2385152 2449040 2493568 2560360 2606912 2676740 2725408 2816396 2944414 2981440 3114752 3116960 3258640 3406760 3428656 3520495 3562240 3584504 3724160 3747436 3893440 3918464 4096576 4282784 4285820 4480630 4684295 4739840 4898080 4928693 4987136 5120720 5213824 5353480 5450816 5632792 5888828 5962880 6233920 6517280 6813520 6857312 7040990 7169008 7361035 7448320 7494872 7786880 7836928 8193152 8565568 8571640 8961260 9368590 9796160 9857386 10241440 10305449 10427648 10706960 10901632 11265584 11777656 11925760 12467840 13034560 13627040 13714624 14081980 14338016 14722070 14989744 15573760 16194277 16386304 17131136 17143280 17922520 18737180 19592320 19714772 20482880 20610898 21413920 21803264 22531168 23555312 24643465 24935680 26069120 27254080 27429248 28163960 28676032 29444140 29979488 32388554 34262272 34286560 35845040 37474360 39184640 39429544 40965760 41221796 42827840 45062336 47110624 49286930 51527245 52138240 54508160 54858496 56327920 57352064 58888280 59958976 64777108 68573120 71690080 74948720 78859088 80971385 81931520 82443592 85655680 90124672 94221248 98573860 103054490 109016320 112655840 113359939 114704128 117776560 119917952 129554216 137146240 143380160 149897440 157718176 161942770 164887184 171311360 180249344 188442496 197147720 206108980 225311680 226719878 235553120 239835904 259108432 274292480 286760320 299794880 315436352 323885540 329774368 376884992 394295440 412217960 450623360 453439756 471106240 518216864 566799695 573520640 599589760 630872704 647771080 659548736 788590880 824435920 901246720 906879512 942212480 1036433728 1133599390 1199179520 1261745408 1295542160 1319097472 1577181760 1648871840 1813759024 1884424960 2072867456 2267198780 2591084320 2638194944 3154363520 3297743680 3627518048 4145734912 4534397560 5182168640 6308727040 6595487360 7255036096 9068795120 10364337280 13190974720 14510072192 18137590240 20728674560 29020144384 36275180480 72550360960 145100721920
• Sum of all divisors σ(n): 456762378240
• Sum of proper divisors (its aliquot sum) s(n): 311661656320
• 145100721920 is an abundant number, because the sum of its proper divisors (311661656320) is greater than itself. Its abundance is 166560934400

Bases of 145100721920

• Binary: 10000111001000101011010100111100000000₂
• Hexadecimal: 0x21C8AD4F00
• Base-36: 1UNP81KW

Squares and roots of 145100721920

• 145100721920 squared (145100721920²) is 21054219501705168486400
• 145100721920 cubed (145100721920³) is 3054982449159562618371873701888000
• The square root of 145100721920 is 380920.8866943371
• The cube root of 145100721920 is 5254.8040310733

Scales and comparisons

• 145,100,721,920 seconds is equal to 4,613 years, 39 weeks, 1 day, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 145,100,721,920 would take you about nine thousand, two hundred twenty-seven 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 145100721920 cubic inches would be around 437.9 feet tall.

Recreational maths with 145100721920

• 145100721920 backwards is 029127001541
• 145100721920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145100721920's digits is 32
• More coming soon!