145198807040

Names of 145198807040

• Cardinal: 145198807040 can be written as One hundred forty-five billion, one hundred ninety-eight million, eight hundred seven thousand and forty.

Scientific notation

• Scientific notation: 1.4519880704 × 10¹¹

Factors of 145198807040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 192

Divisors of 145198807040

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 47 49 56 64 70 80 94 98 112 128 131 140 160 188 196 224 235 245 256 262 280 320 329 376 392 448 470 490 512 524 560 640 655 658 752 784 896 917 940 980 1024 1048 1120 1280 1310 1316 1504 1568 1645 1792 1834 1880 1960 2048 2096 2209 2240 2303 2560 2620 2632 3008 3136 3290 3584 3668 3760 3920 4192 4418 4480 4585 4606 5120 5240 5264 6016 6157 6272 6419 6580 7168 7336 7520 7840 8384 8836 8960 9170 9212 10240 10480 10528 11045 11515 12032 12314 12544 12838 13160 14336 14672 15040 15463 15680 16768 17672 17920 18340 18424 20960 21056 22090 23030 24064 24628 25088 25676 26320 29344 30080 30785 30926 31360 32095 33536 35344 35840 36680 36848 41920 42112 43099 44180 46060 48128 49256 50176 51352 52640 58688 60160 61570 61852 62720 64190 67072 70688 71680 73360 73696 77315 83840 84224 86198 88360 92120 96256 98512 100352 102704 105280 108241 117376 120320 123140 123704 125440 128380 134144 141376 146720 147392 154630 167680 168448 172396 176720 184240 197024 205408 210560 215495 216482 234752 240640 246280 247408 250880 256760 268288 282752 289379 293440 294784 301693 309260 335360 336896 344792 353440 368480 394048 410816 421120 430990 432964 469504 481280 492560 494816 501760 513520 541205 565504 578758 586880 589568 603386 618520 670720 673792 689584 706880 736960 788096 821632 842240 861980 865928 939008 985120 989632 1027040 1082410 1131008 1157516 1173760 1179136 1206772 1237040 1341440 1379168 1413760 1446895 1473920 1508465 1576192 1643264 1684480 1723960 1731856 1878016 1970240 1979264 2025653 2054080 2164820 2262016 2315032 2347520 2358272 2413544 2474080 2758336 2827520 2893790 2947840 3016930 3152384 3286528 3368960 3447920 3463712 3940480 3958528 4051306 4108160 4329640 4524032 4630064 4695040 4716544 4827088 4948160 5516672 5655040 5787580 5895680 6033860 6304768 6573056 6895840 6927424 7880960 7917056 8102612 8216320 8659280 9260128 9390080 9654176 9896320 10128265 11033344 11310080 11575160 11791360 12067720 12609536 13146112 13791680 13854848 14179571 15761920 15834112 16205224 16432640 17318560 18520256 19308352 19792640 20256530 22066688 22620160 23150320 23582720 24135440 27583360 27709696 28359142 31523840 31668224 32410448 32865280 34637120 37040512 38616704 39585280 40513060 44133376 46300640 48270880 55166720 55419392 56718284 63047680 64820896 65730560 69274240 70897855 74081024 77233408 79170560 81026120 88266752 92601280 96541760 110333440 110838784 113436568 129641792 138548480 141795710 148162048 154466816 158341120 162052240 185202560 193083520 220666880 221677568 226873136 259283584 277096960 283591420 296324096 308933632 324104480 370405120 386167040 441333760 453746272 518567168 554193920 567182840 592648192 617867264 648208960 740810240 772334080 907492544 1037134336 1108387840 1134365680 1296417920 1481620480 1544668160 1814985088 2074268672 2268731360 2592835840 2963240960 3089336320 3629970176 4148537344 4537462720 5185671680 7259940352 9074925440 10371343360 14519880704 18149850880 20742686720 29039761408 36299701760 72599403520 145198807040
• Sum of all divisors σ(n): 417239582760
• Sum of proper divisors (its aliquot sum) s(n): 272040775720
• 145198807040 is an abundant number, because the sum of its proper divisors (272040775720) is greater than itself. Its abundance is 126841968680

Bases of 145198807040

• Binary: 10000111001110100001011111100000000000₂
• Hexadecimal: 0x21CE85F800
• Base-36: 1UPBMCJK

Squares and roots of 145198807040

• 145198807040 squared (145198807040²) is 21082693565839153561600
• 145198807040 cubed (145198807040³) is 3061181954949728793667687153664000
• The square root of 145198807040 is 381049.6123078987
• The cube root of 145198807040 is 5255.9878110559

Scales and comparisons

• 145,198,807,040 seconds is equal to 4,616 years, 45 weeks, 2 days, 17 hours, 57 minutes, 20 seconds.
• To count from 1 to 145,198,807,040 would take you about nine thousand, two hundred thirty-three 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 145198807040 cubic inches would be around 438 feet tall.

Recreational maths with 145198807040

• 145198807040 backwards is 040708891541
• 145198807040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145198807040's digits is 47
• More coming soon!