155897328830720

Names of 155897328830720

• Cardinal: 155897328830720 can be written as One hundred fifty-five trillion, eight hundred ninety-seven billion, three hundred twenty-eight million, eight hundred thirty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.5589732883072 × 10¹⁴

Factors of 155897328830720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 426

Divisors of 155897328830720

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 32 40 41 58 64 80 82 116 128 145 160 164 205 232 256 290 320 328 349 410 464 580 640 656 698 820 841 928 1160 1189 1280 1312 1396 1640 1682 1745 1856 2320 2378 2624 2792 3280 3364 3490 3712 4205 4640 4756 5248 5584 5945 6560 6728 6980 7424 8410 9280 9512 10121 10496 11168 11890 13120 13456 13960 14309 16820 18560 19024 20242 22336 23780 24389 26240 26912 27920 28618 33640 34481 37120 38048 40484 44672 47560 48778 50605 52480 53824 55840 57236 67280 68962 71545 76096 80968 89344 95120 97556 101210 107648 111680 114472 121801 121945 134560 137924 143090 152192 161936 172405 190240 195112 202420 215296 223360 228944 243602 243890 269120 275848 286180 293509 304384 323872 344810 380480 390224 404840 414961 446720 457888 487204 487780 538240 551696 572360 587018 609005 647744 689620 760960 780448 809680 829922 915776 974408 975560 999949 1076480 1103392 1144720 1174036 1218010 1295488 1379240 1467545 1521920 1560896 1619360 1659844 1831552 1948816 1951120 1999898 2074805 2206784 2289440 2348072 2436020 2590976 2758480 2935090 3121792 3238720 3319688 3532229 3663104 3897632 3902240 3999796 4149610 4413568 4578880 4696144 4872040 4993841 4999745 5516960 5870180 6243584 6477440 6639376 7064458 7795264 7804480 7999592 8299220 8511761 8827136 9157760 9392288 9744080 9987682 9999490 11033920 11740360 12033869 12954880 13278752 14128916 15590528 15608960 15999184 16598440 17023522 17661145 18315520 18784576 19488160 19975364 19998980 22067840 23480720 24067738 24969205 26557504 28257832 31181056 31217920 31998368 33196880 34047044 35322290 37569152 38976320 39950728 39997960 42558805 44135680 46961440 48135476 49938410 53115008 56515664 60169345 63996736 66393760 68094088 70644580 75138304 77952640 79901456 79995920 85117610 93922880 96270952 99876820 102434641 106230016 113031328 120338690 127993472 132787520 136188176 141289160 144821389 155905280 159802912 159991840 170235220 187845760 192541904 199753640 204869282 226062656 240677380 255986944 265575040 272376352 282578320 289642778 319605824 319983680 340470440 348982201 375691520 385083808 399507280 409738564 452125312 481354760 512173205 531150080 544752704 565156640 579285556 639211648 639967360 680940880 697964402 724106945 770167616 799014560 819477128 904250624 962709520 1024346410 1089505408 1130313280 1158571112 1278423296 1279934720 1361881760 1395928804 1448213890 1540335232 1598029120 1638954256 1744911005 1925419040 2048692820 2179010816 2260626560 2317142224 2723763520 2791857608 2896427780 2970604589 3080670464 3196058240 3277908512 3489822010 3850838080 4097385640 4199820281 4521253120 4634284448 5447527040 5583715216 5792855560 5941209178 6392116480 6555817024 6979644020 7701676160 8194771280 8399640562 9268568896 10895054080 11167430432 11585711120 11882418356 13111634048 13959288040 14853022945 15403352320 16389542560 16799281124 18537137792 20999101405 22334860864 23171422240 23764836712 26223268096 27918576080 29706045890 32779085120 33598562248 37074275584 41998202810 44669721728 46342844480 47529673424 55837152160 59412091780 65558170240 67197124496 83996405620 89339443456 92685688960 95059346848 111674304320 118824183560 121794788149 131116340480 134394248992 167992811240 185371377920 190118693696 223348608640 237648367120 243589576298 268788497984 335985622480 380237387392 446697217280 475296734240 487179152596 537576995968 608973940745 671971244960 760474774784 950593468480 974358305192 1075153991936 1217947881490 1343942489920 1901186936960 1948716610384 2435895762980 2687884979840 3802373873920 3897433220768 4871791525960 5375769959680 7794866441536 9743583051920 15589732883072 19487166103840 31179465766144 38974332207680 77948664415360 155897328830720
• Sum of all divisors σ(n): 397330417728720
• Sum of proper divisors (its aliquot sum) s(n): 241433088898000
• 155897328830720 is an abundant number, because the sum of its proper divisors (241433088898000) is greater than itself. Its abundance is 85535760067280

Bases of 155897328830720

• Binary: 100011011100100110101100111010000000100100000000₂
• Hexadecimal: 0x8DC9ACE80900
• Base-36: 1J9E8SFP4W

Squares and roots of 155897328830720

• 155897328830720 squared (155897328830720²) is 24303977136553641322415718400
• 155897328830720 cubed (155897328830720³) is 3788925115551603697712837923117620789248000
• The square root of 155897328830720 is 12485885.1841076929
• The cube root of 155897328830720 is 53820.3136843177

Scales and comparisons

• 155,897,328,830,720 seconds is equal to 4,957,052 years, 43 weeks, 2 days, 20 hours, 5 minutes, 20 seconds.
• To count from 1 to 155,897,328,830,720 would take you about twelve million, three hundred ninety-two thousand, six hundred thirty-two 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 155897328830720 cubic inches would be around 4485 feet tall.

Recreational maths with 155897328830720

• 155897328830720 backwards is 027038823798551
• The number of decimal digits it has is: 15
• The sum of 155897328830720's digits is 68
• More coming soon!