Search a number
-
+
68045048010060 = 223511206949830139
BaseRepresentation
bin11110111100010111110001…
…11010100101010101001100
322220221001011101112221022120
433132023320322211111030
532404322224242310220
6400415244041412540
720222043502632162
oct1736137072452514
9286831141487276
1068045048010060
111a754819742020
12776b704a9a150
132bc780b2c31b4
1412b357db81232
157d001b78ba40
hex3de2f8ea554c

68045048010060 has 96 divisors (see below), whose sum is σ = 207947153836800. Its totient is φ = 16487796061440.

The previous prime is 68045048010053. The next prime is 68045048010067. The reversal of 68045048010060 is 6001084054086.

It is an interprime number because it is at equal distance from previous prime (68045048010053) and next prime (68045048010067).

It is a super-2 number, since 2×680450480100602 (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 68045048009994 and 68045048010021.

It is not an unprimeable number, because it can be changed into a prime (68045048010067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23549530 + ... + 26280609.

It is an arithmetic number, because the mean of its divisors is an integer number (2166116185800).

Almost surely, 268045048010060 is an apocalyptic number.

68045048010060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

68045048010060 is an abundant number, since it is smaller than the sum of its proper divisors (139902105826740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68045048010060 is a wasteful number, since it uses less digits than its factorization.

68045048010060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49832231 (or 49832229 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 68045048010060 in words is "sixty-eight trillion, forty-five billion, forty-eight million, ten thousand, sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 2069 4138 6207 8276 10345 12414 20690 22759 24828 31035 41380 45518 62070 68277 91036 113795 124140 136554 227590 273108 341385 455180 682770 1365540 49830139 99660278 149490417 199320556 249150695 298980834 498301390 548131529 597961668 747452085 996602780 1096263058 1494904170 1644394587 2192526116 2740657645 2989808340 3288789174 5481315290 6577578348 8221972935 10962630580 16443945870 32887891740 103098557591 206197115182 309295672773 412394230364 515492787955 618591345546 1030985575910 1134084133501 1237182691092 1546478363865 2061971151820 2268168267002 3092956727730 3402252400503 4536336534004 5670420667505 6185913455460 6804504801006 11340841335010 13609009602012 17011262002515 22681682670020 34022524005030 68045048010060