198438939072

Names of 198438939072

• Cardinal: 198438939072 can be written as One hundred ninety-eight billion, four hundred thirty-eight million, nine hundred thirty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.98438939072 × 10¹¹

Factors of 198438939072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 274

Divisors of 198438939072

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 27 32 33 36 38 44 48 54 57 64 66 72 76 88 96 99 108 114 121 132 144 152 171 176 192 198 209 216 228 239 242 264 288 297 304 342 352 361 363 396 418 432 456 478 484 513 528 576 594 608 627 684 704 717 722 726 792 836 864 912 956 968 1026 1056 1083 1089 1188 1216 1254 1331 1368 1434 1444 1452 1584 1672 1728 1824 1881 1912 1936 2052 2112 2151 2166 2178 2299 2376 2508 2629 2662 2736 2868 2888 2904 3168 3249 3267 3344 3648 3762 3824 3872 3971 3993 4104 4302 4332 4356 4541 4598 4752 5016 5258 5324 5472 5643 5736 5776 5808 6336 6453 6498 6534 6688 6897 7524 7648 7744 7887 7942 7986 8208 8604 8664 8712 9082 9196 9504 9747 10032 10516 10648 10944 11286 11472 11552 11616 11913 11979 12906 12996 13068 13376 13623 13794 15048 15296 15774 15884 15972 16416 17208 17328 17424 18164 18392 19008 19494 20064 20691 21032 21296 22572 22944 23104 23232 23661 23826 23958 25289 25812 25992 26136 27246 27588 28919 30096 31548 31768 31944 32832 34416 34656 34848 35739 35937 36328 36784 38988 40128 40869 41382 42064 42592 43681 45144 45888 47322 47652 47916 49951 50578 51624 51984 52272 54492 55176 57838 60192 62073 63096 63536 63888 68832 69312 69696 70983 71478 71874 72656 73568 75867 77976 81738 82764 84128 85184 86279 86757 87362 90288 94644 95304 95832 99902 101156 103248 103968 104544 107217 108984 110352 115676 120384 122607 124146 126192 127072 127776 131043 137664 141966 142956 143748 145312 147136 149853 151734 155952 163476 165528 168256 172558 173514 174724 180576 189288 190608 191664 199804 202312 206496 207936 209088 214434 217968 220704 227601 231352 245214 248292 252384 254144 255552 258837 260271 262086 283932 285912 287496 290624 299706 303468 311904 318109 326952 331056 345116 347028 349448 361152 378576 381216 383328 393129 399608 404624 412992 428868 435936 441408 449559 455202 462704 480491 490428 496584 504768 517674 520542 524172 549461 567864 571824 574992 599412 606936 623808 636218 653904 662112 682803 690232 694056 698896 757152 762432 766656 776511 780813 786258 799216 809248 857736 871872 899118 910404 925408 949069 954327 960982 980856 993168 1035348 1041084 1048344 1098922 1135728 1143648 1149984 1179387 1198824 1213872 1272436 1307808 1324224 1348677 1365606 1380464 1388112 1397792 1441473 1514304 1553022 1561626 1572516 1598432 1618496 1648383 1715472 1798236 1820808 1850816 1898138 1908654 1921964 1961712 1986336 2070696 2082168 2096688 2197844 2271456 2287296 2299968 2329533 2358774 2397648 2427744 2544872 2615616 2697354 2731212 2760928 2776224 2795584 2847207 2862981 2882946 3106044 3123252 3145032 3196864 3296766 3430944 3596472 3641616 3796276 3817308 3843928 3923424 3972672 4141392 4164336 4193376 4324419 4395688 4542912 4659066 4717548 4795296 4855488 4945149 5089744 5394708 5462424 5521856 5552448 5694414 5725962 5765892 6044071 6212088 6246504 6290064 6593532 6861888 7192944 7283232 7592552 7634616 7687856 7846848 8282784 8328672 8386752 8541621 8588943 8648838 8791376 9318132 9435096 9590592 9890298 10179488 10439759 10789416 10924848 11388828 11451924 11531784 12088142 12424176 12493008 12580128 12973257 13187064 14385888 14566464 14835447 15185104 15269232 15375712 16565568 16657344 17083242 17177886 17297676 17582752 18132213 18636264 18870192 19780596 20358976 20879518 21578832 21849696 22777656 22903848 23063568 24176284 24848352 24986016 25160256 25624863 25946514 26374128 28771776 29670894 30370208 30538464 30751424 31319277 34166484 34355772 34595352 35165504 36264426 37272528 37740384 39561192 41759036 43157664 43699392 45555312 45807696 46127136 48352568 49696704 49972032 51249726 51893028 52748256 54396639 59341788 60740416 61076928 62638554 68332968 68711544 69190704 72528852 74545056 75480768 79122384 83518072 86315328 91110624 91615392 92254272 93957831 96705136 102499452 103786056 105496512 108793278 114837349 118683576 125277108 136665936 137423088 138381408 145057704 149090112 158244768 163189917 167036144 182221248 183230784 187915662 193410272 204998904 207572112 217586556 229674698 237367152 250554216 273331872 274846176 276762816 281873493 290115408 316489536 326379834 334072288 344512047 375831324 386820544 409997808 415144224 435173112 459349396 474734304 501108432 546663744 549692352 563746986 580230816 652759668 668144576 689024094 751662648 819995616 830288448 870346224 918698792 949468608 1002216864 1033536141 1127493972 1160461632 1305519336 1378048188 1503325296 1639991232 1740692448 1837397584 2004433728 2067072282 2254987944 2611038672 2756096376 3006650592 3100608423 3481384896 3674795168 4134144564 4509975888 5222077344 5512192752 6013301184 6201216846 7349590336 8268289128 9019951776 10444154688 11024385504 12402433692 16536578256 18039903552 22048771008 24804867384 33073156512 49609734768 66146313024 99219469536 198438939072
• Sum of all divisors σ(n): 680050252800
• Sum of proper divisors (its aliquot sum) s(n): 481611313728
• 198438939072 is an abundant number, because the sum of its proper divisors (481611313728) is greater than itself. Its abundance is 283172374656

Bases of 198438939072

• Binary: 10111000110011111000011110100111000000₂
• Hexadecimal: 0x2E33E1E9C0
• Base-36: 2J5TF5C0

Squares and roots of 198438939072

• 198438939072 squared (198438939072²) is 39378012540020928221184
• 198438939072 cubed (198438939072³) is 7814131031205664936888417115701248
• The square root of 198438939072 is 445464.8572805715
• The cube root of 198438939072 is 5832.7804845471

Scales and comparisons

• 198,438,939,072 seconds is equal to 6,309 years, 38 weeks, 4 days, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 198,438,939,072 would take you about twelve thousand, six hundred nineteen 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 198438939072 cubic inches would be around 486.1 feet tall.

Recreational maths with 198438939072

• 198438939072 backwards is 270939834891
• The number of decimal digits it has is: 12
• The sum of 198438939072's digits is 63
• More coming soon!