149438386240

Names of 149438386240

• Cardinal: 149438386240 can be written as One hundred forty-nine billion, four hundred thirty-eight million, three hundred eighty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.4943838624 × 10¹¹

Factors of 149438386240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 516

Divisors of 149438386240

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 97 104 110 130 131 143 160 176 194 208 220 257 260 262 286 320 352 388 416 440 485 514 520 524 572 655 704 715 776 832 880 970 1028 1040 1048 1067 1144 1261 1285 1310 1430 1441 1552 1703 1760 1940 2056 2080 2096 2134 2288 2522 2570 2620 2827 2860 2882 3104 3341 3406 3520 3880 4112 4160 4192 4268 4576 5044 5140 5240 5335 5654 5720 5764 6208 6305 6682 6812 7205 7760 8224 8384 8515 8536 9152 10088 10280 10480 10670 11308 11440 11528 12610 12707 13364 13624 13871 14135 14410 15520 16448 16705 17030 17072 18733 20176 20560 20960 21340 22616 22880 23056 24929 25220 25414 26728 27248 27742 28270 28820 31040 33410 33667 34060 34144 36751 37466 40352 41120 41920 42680 45232 45760 46112 49858 50440 50828 53456 54496 55484 56540 57640 63535 66820 67334 68120 68288 69355 73502 74932 80704 82240 85360 90464 92224 93665 99716 100880 101656 106912 108992 110968 113080 115280 124645 127070 133640 134668 136240 138710 139777 147004 149864 165191 168335 170720 180928 183755 187330 199432 201760 203312 213824 221936 226160 230560 249290 254140 267280 269336 272480 274219 277420 279554 294008 299728 324077 330382 336670 341440 367510 370337 374660 398864 403520 406624 437671 443872 452320 461120 498580 508280 534560 538672 544960 548438 554840 559108 588016 599456 648154 660764 673340 698885 735020 740674 749320 797728 813248 825955 875342 887744 904640 997160 1016560 1069120 1077344 1096876 1109680 1118216 1176032 1198912 1296308 1321528 1346680 1371095 1397770 1470040 1481348 1498640 1595456 1620385 1651910 1750684 1817101 1851685 1994320 2033120 2154688 2188355 2193752 2219360 2236432 2352064 2592616 2643056 2693360 2742190 2795540 2940080 2962696 2997280 3240770 3265699 3303820 3501368 3564847 3634202 3703370 3988640 4066240 4376710 4387504 4438720 4472864 4814381 5185232 5286112 5386720 5484380 5591080 5880160 5925392 5994560 6481540 6531398 6607640 7002736 7129694 7268404 7406740 7977280 8753420 8775008 8945728 9085505 9628762 10370464 10572224 10773440 10968760 11182160 11760320 11850784 12963080 13062796 13215280 14005472 14259388 14536808 14813480 16328495 17506840 17550016 17824235 18171010 19257524 20740928 21937520 22364320 23701568 24071905 25926160 26125592 26430560 28010944 28518776 29073616 29626960 32656990 35013680 35648470 35922689 36342020 38515048 42454087 43875040 44728640 48143810 51852320 52251184 52861120 57037552 58147232 59253920 65313980 70027360 71296940 71845378 72684040 77030096 84908174 87750080 96287620 103704640 104502368 114075104 116294464 118507840 130627960 140054720 142593880 143690756 145368080 154060192 169816348 179613445 192575240 209004736 212270435 228150208 261255920 285187760 287381512 290736160 308120384 339632696 359226890 385150480 424540870 466994957 522511840 570375520 574763024 581472320 679265392 718453780 770300960 849081740 933989914 1045023680 1140751040 1149526048 1358530784 1436907560 1540601920 1698163480 1867979828 2299052096 2334974785 2717061568 2873815120 3396326960 3735959656 4669949570 5747630240 6792653920 7471919312 9339899140 11495260480 13585307840 14943838624 18679798280 29887677248 37359596560 74719193120 149438386240
• Sum of all divisors σ(n): 427251863808
• Sum of proper divisors (its aliquot sum) s(n): 277813477568
• 149438386240 is an abundant number, because the sum of its proper divisors (277813477568) is greater than itself. Its abundance is 128375091328

Bases of 149438386240

• Binary: 10001011001011001110001101000001000000₂
• Hexadecimal: 0x22CB38D040
• Base-36: 1WNFR8SG

Squares and roots of 149438386240

• 149438386240 squared (149438386240²) is 22331831282015421337600
• 149438386240 cubed (149438386240³) is 3337232828568334899484606234624000
• The square root of 149438386240 is 386572.6144464969
• The cube root of 149438386240 is 5306.6534008349

Scales and comparisons

• 149,438,386,240 seconds is equal to 4,751 years, 35 weeks, 1 day, 22 hours, 50 minutes, 40 seconds.
• To count from 1 to 149,438,386,240 would take you about nine thousand, five hundred 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 149438386240 cubic inches would be around 442.2 feet tall.

Recreational maths with 149438386240

• 149438386240 backwards is 042683834941
• 149438386240 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 149438386240's digits is 52
• More coming soon!