1640728988928

Names of 1640728988928

• Cardinal: 1640728988928 can be written as One trillion, six hundred forty billion, seven hundred twenty-eight million, nine hundred eighty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.640728988928 × 10¹²

Factors of 1640728988928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 71

Divisors of 1640728988928

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 47 48 57 64 72 76 94 96 114 128 141 144 152 171 188 192 228 256 282 288 304 342 361 376 384 423 456 564 576 608 684 722 752 768 846 893 912 1083 1128 1152 1216 1368 1444 1504 1692 1786 1824 2166 2209 2256 2304 2432 2679 2736 2888 3008 3249 3384 3572 3648 4332 4418 4512 4864 5358 5472 5776 6016 6498 6627 6768 6859 7144 7296 8037 8664 8836 9024 10716 10944 11552 12032 12996 13254 13536 13718 14288 14592 16074 16967 17328 17672 18048 19881 20577 21432 21888 23104 25992 26508 27072 27436 28576 32148 33934 34656 35344 36096 39762 41154 41971 42864 43776 46208 50901 51984 53016 54144 54872 57152 61731 64296 67868 69312 70688 79524 82308 83942 85728 92416 101802 103823 103968 106032 108288 109744 114304 123462 125913 128592 135736 138624 141376 152703 159048 164616 167884 171456 203604 207646 207936 212064 219488 228608 246924 251826 257184 271472 277248 282752 305406 311469 318096 322373 329232 335768 342912 377739 407208 415292 415872 424128 438976 493848 503652 514368 542944 565504 610812 622938 636192 644746 658464 671536 685824 755478 797449 814416 830584 831744 848256 877952 934407 967119 987696 1007304 1028736 1085888 1221624 1245876 1272384 1289492 1316928 1343072 1510956 1594898 1628832 1661168 1696512 1755904 1868814 1934238 1972637 1975392 2014608 2057472 2171776 2392347 2443248 2491752 2544768 2578984 2633856 2686144 2901357 3021912 3189796 3257664 3322336 3737628 3868476 3945274 3950784 4029216 4343552 4784694 4886496 4983504 5089536 5157968 5267712 5372288 5802714 5917911 6043824 6379592 6515328 6644672 7177041 7475256 7736952 7890548 7901568 8058432 9569388 9772992 9967008 10315936 10744576 11605428 11835822 12087648 12759184 13030656 13289344 14354082 14950512 15151531 15473904 15781096 15803136 16116864 17753733 19138776 19545984 19934016 20631872 23210856 23671644 24175296 25518368 26578688 28708164 29901024 30303062 30947808 31562192 32233728 35507466 37480103 38277552 39091968 39868032 41263744 45454593 46421712 47343288 48350592 51036736 57416328 59802048 60606124 61895616 63124384 71014932 74960206 76555104 79736064 82527488 90909186 92843424 94686576 96701184 102073472 112440309 114832656 119604096 121212248 123791232 126248768 136363779 142029864 149920412 153110208 181818372 185686848 189373152 204146944 224880618 229665312 239208192 242424496 247582464 252497536 272727558 284059728 299840824 306220416 337320927 363636744 371373696 378746304 449761236 459330624 484848992 504995072 545455116 568119456 599681648 612440832 674641854 712121957 727273488 742747392 757492608 899522472 918661248 969697984 1090910232 1136238912 1199363296 1349283708 1424243914 1454546976 1514985216 1799044944 1837322496 1939395968 2136365871 2181820464 2272477824 2398726592 2698567416 2848487828 2909093952 3598089888 3878791936 4272731742 4363640928 4544955648 4797453184 5397134832 5696975656 5818187904 6409097613 7196179776 8545463484 8727281856 9594906368 10794269664 11393951312 11636375808 12818195226 14392359552 17090926968 17454563712 21588539328 22787902624 25636390452 28784719104 34181853936 34909127424 43177078656 45575805248 51272780904 68363707872 86354157312 91151610496 102545561808 136727415744 182303220992 205091123616 273454831488 410182247232 546909662976 820364494464 1640728988928
• Sum of all divisors σ(n): 5101951545600
• Sum of proper divisors (its aliquot sum) s(n): 3461222556672
• 1640728988928 is an abundant number, because the sum of its proper divisors (3461222556672) is greater than itself. Its abundance is 1820493567744

Bases of 1640728988928

• Binary: 10111111000000011000100011000110100000000₂
• Hexadecimal: 0x17E03118D00
• Base-36: KXQNOE80

Squares and roots of 1640728988928

• 1640728988928 squared (1640728988928²) is 2691991615108697146589184
• 1640728988928 cubed (1640728988928³) is 4416828680859946398142630468100554752
• The square root of 1640728988928 is 1280909.4382227027
• The cube root of 1640728988928 is 11794.4841330517

Scales and comparisons

• 1,640,728,988,928 seconds is equal to 52,170 years, 5 weeks, 3 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,640,728,988,928 would take you about one hundred thirty thousand, four hundred twenty-five 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 1640728988928 cubic inches would be around 982.9 feet tall.

Recreational maths with 1640728988928

• 1640728988928 backwards is 8298898270461
• 1640728988928 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1640728988928's digits is 72
• More coming soon!