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8085244960 = 2551317322469
BaseRepresentation
bin1111000011110101…
…10000110000100000
3202212110211000000001
413201322300300200
5113024310314320
63414142505344
7404234306512
oct74172606040
922773730001
108085244960
113479a01231
121697895254
139bb0bb920
14569b37bb2
15324c3820a
hex1e1eb0c20

8085244960 has 96 divisors (see below), whose sum is σ = 20690555760. Its totient is φ = 2967932928.

The previous prime is 8085244957. The next prime is 8085244991. The reversal of 8085244960 is 694425808.

It can be written as a sum of positive squares in 8 ways, for example, as 4926355344 + 3158889616 = 70188^2 + 56204^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8085244960.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348606 + ... + 371074.

Almost surely, 28085244960 is an apocalyptic number.

8085244960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8085244960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10345277880).

8085244960 is an abundant number, since it is smaller than the sum of its proper divisors (12605310800).

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

8085244960 is a wasteful number, since it uses less digits than its factorization.

8085244960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22670 (or 22662 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 8085244960 is about 89917.9901910624. The cubic root of 8085244960 is about 2007.0786633713.

The spelling of 8085244960 in words is "eight billion, eighty-five million, two hundred forty-four thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 173 208 260 346 416 520 692 865 1040 1384 1730 2080 2249 2768 3460 4498 5536 6920 8996 11245 13840 17992 22469 22490 27680 35984 44938 44980 71968 89876 89960 112345 179752 179920 224690 292097 359504 359840 449380 584194 719008 898760 1168388 1460485 1797520 2336776 2920970 3595040 3887137 4673552 5841940 7774274 9347104 11683880 15548548 19435685 23367760 31097096 38871370 46735520 50532781 62194192 77742740 101065562 124388384 155485480 202131124 252663905 310970960 404262248 505327810 621941920 808524496 1010655620 1617048992 2021311240 4042622480 8085244960