123928431912

Names of 123928431912

• Cardinal: 123928431912 can be written as One hundred twenty-three billion, nine hundred twenty-eight million, four hundred thirty-one thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.23928431912 × 10¹¹

Factors of 123928431912

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 726

Divisors of 123928431912

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 31 36 38 57 62 71 72 76 79 93 114 124 142 152 158 171 186 213 228 237 248 279 284 316 342 372 426 456 474 521 558 568 589 632 639 684 711 744 852 948 1042 1116 1178 1278 1349 1368 1422 1501 1563 1704 1767 1896 2084 2201 2232 2356 2449 2556 2698 2844 3002 3126 3534 4047 4168 4402 4503 4689 4712 4898 5112 5301 5396 5609 5688 6004 6252 6603 7068 7347 8094 8804 9006 9378 9796 9899 10602 10792 11218 12008 12141 12504 13206 13509 14136 14694 16151 16188 16827 17608 18012 18756 19592 19798 19809 21204 22041 22436 24282 26412 27018 29388 29697 32302 32376 33654 36024 36991 37512 39596 39618 41159 41819 42408 44082 44872 46531 48453 48564 50481 52824 54036 58776 59394 64604 67308 73982 79192 79236 82318 83638 88164 89091 93062 96906 97128 100962 106571 108072 110973 118788 123477 125457 129208 134616 139593 145359 147964 158472 164636 167276 173879 176328 178182 186124 193812 201924 213142 221946 237576 246954 250914 279186 290718 295928 306869 319713 329272 332919 334552 347758 356364 370431 372248 376371 387624 403848 418779 426284 443892 493908 501828 521637 558372 581436 613738 639426 665838 695516 702829 712728 740862 752742 782021 837558 852568 887784 920607 959139 987816 1003656 1043274 1116744 1146721 1162872 1227476 1275929 1278852 1331676 1391032 1405658 1481724 1505484 1564042 1564911 1675116 1841214 1918278 2086548 2108487 2293442 2346063 2454952 2551858 2557704 2663352 2761821 2811316 2922289 2963448 3010968 3128084 3129822 3303701 3350232 3440163 3682428 3827787 3836556 4173096 4216974 4586884 4692126 5103716 5523642 5622632 5844578 6256168 6259644 6325461 6607402 6880326 7038189 7364856 7655574 7673112 8433948 8766867 9173768 9384252 9911103 10207432 10320489 11047284 11483361 11689156 12519288 12650922 13214804 13760652 14076378 15311148 16867896 17533734 18768504 19822206 20640978 21787699 22094568 22966722 23378312 24242651 25301844 26300601 26429608 27521304 28152756 29733309 30622296 35067468 39644412 41281956 43575398 45933444 48485302 50603688 52601202 55523491 56305512 59466618 65363097 70134936 72727953 79288824 82563912 87150796 90590959 91866888 96970604 105202404 111046982 118933236 130726194 145455906 166570473 174301592 181181918 193941208 196089291 210404808 218183859 222093964 237866472 261452388 271772877 290911812 333140946 362363836 392178582 436367718 444187928 499711419 522904776 543545754 581823624 666281892 724727672 784357164 815318631 872735436 999422838 1087091508 1332563784 1568714328 1630637262 1721228221 1745470872 1998845676 2174183016 3261274524 3442456442 3997691352 5163684663 6522549048 6884912884 10327369326 13769825768 15491053989 20654738652 30982107978 41309477304 61964215956 123928431912
• Sum of all divisors σ(n): 375238656000
• Sum of proper divisors (its aliquot sum) s(n): 251310224088
• 123928431912 is an abundant number, because the sum of its proper divisors (251310224088) is greater than itself. Its abundance is 127381792176

Bases of 123928431912

• Binary: 1110011011010101101011100110100101000₂
• Hexadecimal: 0x1CDAB5CD28
• Base-36: 1KXJSE20

Squares and roots of 123928431912

• 123928431912 squared (123928431912²) is 15358256236167219975744
• 123928431912 cubed (123928431912³) is 1903324612250898712610316595542528
• The square root of 123928431912 is 352034.7027098323
• The cube root of 123928431912 is 4985.6714029787

Scales and comparisons

• 123,928,431,912 seconds is equal to 3,940 years, 28 weeks, 20 hours, 25 minutes, 12 seconds.
• To count from 1 to 123,928,431,912 would take you about seven thousand, eight hundred eighty-one 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 123928431912 cubic inches would be around 415.5 feet tall.

Recreational maths with 123928431912

• 123928431912 backwards is 219134829321
• The number of decimal digits it has is: 12
• The sum of 123928431912's digits is 45
• More coming soon!