Search a number
-
+
8105080230 = 23251319364601
BaseRepresentation
bin1111000110001100…
…11011010110100110
3202220212010201212200
413203012123112212
5113044400031410
63420131555330
7404565021342
oct74306332646
922825121780
108105080230
11348a119815
1216a245bb46
139c2245080
1456c61c622
153268553c0
hex1e319b5a6

8105080230 has 96 divisors (see below), whose sum is σ = 23888723040. Its totient is φ = 1890086400.

The previous prime is 8105080229. The next prime is 8105080237. The reversal of 8105080230 is 320805018.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8105080194 and 8105080203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8105080237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 160071 + ... + 204530.

It is an arithmetic number, because the mean of its divisors is an integer number (248840865).

Almost surely, 28105080230 is an apocalyptic number.

8105080230 is an abundant number, since it is smaller than the sum of its proper divisors (15783642810).

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

8105080230 is a wasteful number, since it uses less digits than its factorization.

8105080230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364646 (or 364643 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 8105080230 is about 90028.2190760208. The cubic root of 8105080230 is about 2008.7186234079.

Adding to 8105080230 its reverse (320805018), we get a palindrome (8425885248).

The spelling of 8105080230 in words is "eight billion, one hundred five million, eighty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 19 26 30 38 39 45 57 65 78 90 95 114 117 130 171 190 195 234 247 285 342 390 494 570 585 741 855 1170 1235 1482 1710 2223 2470 3705 4446 7410 11115 22230 364601 729202 1093803 1823005 2187606 3281409 3646010 4739813 5469015 6562818 6927419 9479626 10938030 13854838 14219439 16407045 20782257 23699065 28438878 32814090 34637095 41564514 42658317 47398130 62346771 69274190 71097195 85316634 90056447 103911285 124693542 142194390 180112894 207822570 213291585 270169341 311733855 426583170 450282235 540338682 623467710 810508023 900564470 1350846705 1621016046 2701693410 4052540115 8105080230