145971072

Names of 145971072

• Cardinal: 145971072 can be written as One hundred forty-five million, nine hundred seventy-one thousand and seventy-two.

Scientific notation

• Scientific notation: 1.45971072 × 10⁸

Factors of 145971072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 37

Divisors of 145971072

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 32 36 38 39 48 52 54 57 64 72 76 78 81 96 104 108 114 117 128 144 152 156 162 171 192 208 216 228 234 243 247 288 304 312 324 342 351 361 384 416 432 456 468 486 494 513 576 608 624 648 684 702 722 741 832 864 912 936 972 988 1026 1053 1083 1152 1216 1248 1296 1368 1404 1444 1482 1539 1664 1728 1824 1872 1944 1976 2052 2106 2166 2223 2432 2496 2592 2736 2808 2888 2964 3078 3159 3249 3456 3648 3744 3888 3952 4104 4212 4332 4446 4617 4693 4992 5184 5472 5616 5776 5928 6156 6318 6498 6669 7296 7488 7776 7904 8208 8424 8664 8892 9234 9386 9747 10368 10944 11232 11552 11856 12312 12636 12996 13338 14079 14976 15552 15808 16416 16848 17328 17784 18468 18772 19494 20007 21888 22464 23104 23712 24624 25272 25992 26676 28158 29241 31104 31616 32832 33696 34656 35568 36936 37544 38988 40014 42237 44928 46208 47424 49248 50544 51984 53352 56316 58482 60021 65664 67392 69312 71136 73872 75088 77976 80028 84474 87723 94848 98496 101088 103968 106704 112632 116964 120042 126711 134784 138624 142272 147744 150176 155952 160056 168948 175446 196992 202176 207936 213408 225264 233928 240084 253422 284544 295488 300352 311904 320112 337896 350892 380133 404352 415872 426816 450528 467856 480168 506844 590976 600704 623808 640224 675792 701784 760266 853632 901056 935712 960336 1013688 1140399 1247616 1280448 1351584 1403568 1520532 1802112 1871424 1920672 2027376 2280798 2560896 2703168 2807136 3041064 3742848 3841344 4054752 4561596 5406336 5614272 6082128 7682688 8109504 9123192 11228544 12164256 16219008 18246384 24328512 36492768 48657024 72985536 145971072
• Sum of all divisors σ(n): 495101880
• Sum of proper divisors (its aliquot sum) s(n): 349130808
• 145971072 is an abundant number, because the sum of its proper divisors (349130808) is greater than itself. Its abundance is 203159736

Bases of 145971072

• Binary: 1000101100110101011110000000₂
• Hexadecimal: 0x8B35780
• Base-36: 2EWO00

Squares and roots of 145971072

• 145971072 squared (145971072²) is 21307553860829184
• 145971072 cubed (145971072³) is 3110286478762974797365248
• The square root of 145971072 is 12081.8488651365
• The cube root of 145971072 is 526.5289632689

Scales and comparisons

• 145,971,072 seconds is equal to 4 years, 33 weeks, 2 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 145,971,072 would take you about six 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 145971072 cubic inches would be around 43.9 feet tall.

Recreational maths with 145971072

• 145971072 backwards is 270179541
• 145971072 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 145971072's digits is 36
• More coming soon!