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853768230 = 235719213977
BaseRepresentation
bin110010111000110…
…111100000100110
32012111111220211120
4302320313200212
53222031040410
6220415114410
730104624130
oct6270674046
92174456746
10853768230
113a8a25787
121b9b12a06
13107b5a503
1481564050
154ee48570
hex32e37826

853768230 has 64 divisors (see below), whose sum is σ = 2465026560. Its totient is φ = 184875264.

The previous prime is 853768219. The next prime is 853768231. The reversal of 853768230 is 32867358.

853768230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853768231) 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, 102999 + ... + 110978.

It is an arithmetic number, because the mean of its divisors is an integer number (38516040).

Almost surely, 2853768230 is an apocalyptic number.

853768230 is an abundant number, since it is smaller than the sum of its proper divisors (1611258330).

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

853768230 is a wasteful number, since it uses less digits than its factorization.

853768230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214013.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 853768230 is about 29219.3126202517. The cubic root of 853768230 is about 948.6659872734.

It can be divided in two parts, 8537 and 68230, that added together give a palindrome (76767).

The spelling of 853768230 in words is "eight hundred fifty-three million, seven hundred sixty-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 19 21 30 35 38 42 57 70 95 105 114 133 190 210 266 285 399 570 665 798 1330 1995 3990 213977 427954 641931 1069885 1283862 1497839 2139770 2995678 3209655 4065563 4493517 6419310 7489195 8131126 8987034 12196689 14978390 20327815 22467585 24393378 28458941 40655630 44935170 56917882 60983445 85376823 121966890 142294705 170753646 284589410 426884115 853768230