18997047552

Names of 18997047552

• Cardinal: 18997047552 can be written as Eighteen billion, nine hundred ninety-seven million, forty-seven thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 1.8997047552 × 10¹⁰

Factors of 18997047552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 194

Divisors of 18997047552

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 64 76 84 96 98 112 114 128 133 147 152 163 168 192 196 224 228 256 266 294 304 326 336 384 392 399 448 456 489 532 588 608 652 672 768 784 798 896 912 931 978 1064 1141 1176 1216 1304 1344 1568 1596 1792 1824 1862 1956 2128 2282 2352 2432 2608 2688 2793 3097 3136 3192 3423 3648 3724 3912 4256 4564 4704 4864 5216 5376 5586 6194 6272 6384 6846 7296 7448 7824 7987 8512 9128 9291 9408 10432 11172 12388 12544 12768 13692 14592 14896 15648 15974 17024 18256 18582 18816 20864 21679 22344 23961 24776 25536 26569 27384 29792 31296 31948 34048 36512 37164 37632 41728 43358 44688 47922 49552 51072 53138 54768 59584 62592 63896 65037 73024 74328 79707 86716 89376 95844 99104 102144 106276 109536 119168 125184 127792 130074 146048 148656 151753 159414 173432 178752 185983 191688 198208 212552 219072 238336 255584 260148 292096 297312 303506 318828 346864 357504 371966 383376 396416 425104 438144 455259 504811 511168 520296 557949 594624 607012 637656 693728 715008 743932 766752 792832 850208 876288 910518 1009622 1022336 1040592 1115898 1189248 1214024 1275312 1301881 1387456 1487864 1514433 1533504 1700416 1821036 2019244 2044672 2081184 2231796 2378496 2428048 2550624 2603762 2774912 2975728 3028866 3067008 3400832 3533677 3642072 3905643 4038488 4162368 4463592 4856096 5101248 5207524 5549824 5951456 6057732 6134016 6801664 7067354 7284144 7811286 8076976 8324736 8927184 9712192 10202496 10415048 10601031 11902912 12115464 14134708 14568288 15622572 16153952 16649472 17854368 19424384 20404992 20830096 21202062 23805824 24230928 24735739 28269416 29136576 31245144 32307904 35708736 38848768 41660192 42404124 47611648 48461856 49471478 56538832 58273152 62490288 64615808 71417472 74207217 83320384 84808248 96923712 98942956 113077664 116546304 124980576 129231616 142834944 148414434 166640768 169616496 193847424 197885912 226155328 249961152 296828868 333281536 339232992 387694848 395771824 452310656 499922304 593657736 678465984 791543648 904621312 999844608 1187315472 1356931968 1583087296 2374630944 2713863936 3166174592 4749261888 6332349184 9498523776 18997047552
• Sum of all divisors σ(n): 62292167280
• Sum of proper divisors (its aliquot sum) s(n): 43295119728
• 18997047552 is an abundant number, because the sum of its proper divisors (43295119728) is greater than itself. Its abundance is 24298072176

Bases of 18997047552

• Binary: 10001101100010011111111000100000000₂
• Hexadecimal: 0x46C4FF100
• Base-36: 8Q6CNPC

Squares and roots of 18997047552

• 18997047552 squared (18997047552²) is 360887815692949192704
• 18997047552 cubed (18997047552³) is 6855802995656367644917899460608
• The square root of 18997047552 is 137829.7774503029
• The cube root of 18997047552 is 2668.2634254725

Scales and comparisons

• 18,997,047,552 seconds is equal to 604 years, 2 weeks, 3 days, 5 hours, 39 minutes, 12 seconds.
• To count from 1 to 18,997,047,552 would take you about one thousand, two hundred eight 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 18997047552 cubic inches would be around 222.4 feet tall.

Recreational maths with 18997047552

• 18997047552 backwards is 25574079981
• 18997047552 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18997047552's digits is 57
• More coming soon!