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195141230 = 255326947
BaseRepresentation
bin10111010000110…
…01111001101110
3111121012012102222
423220121321232
5344424004410
631210315342
74556446604
oct1350317156
9447165388
10195141230
11a0174549
1255428b52
13315758ab
141bcb9874
15121e9955
hexba19e6e

195141230 has 24 divisors (see below), whose sum is σ = 358058232. Its totient is φ = 76572704.

The previous prime is 195141211. The next prime is 195141239. The reversal of 195141230 is 32141591.

It is a super-3 number, since 3×1951412303 (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 195141230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195141239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24617 + ... + 31563.

It is an arithmetic number, because the mean of its divisors is an integer number (14919093).

Almost surely, 2195141230 is an apocalyptic number.

195141230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195141230 is a deficient number, since it is larger than the sum of its proper divisors (162917002).

195141230 is an equidigital number, since it uses as much as digits as its factorization.

195141230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7060 (or 7007 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 195141230 is about 13969.2959736703. The cubic root of 195141230 is about 580.0289620892.

The spelling of 195141230 in words is "one hundred ninety-five million, one hundred forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 53 106 265 530 2809 5618 6947 13894 14045 28090 34735 69470 368191 736382 1840955 3681910 19514123 39028246 97570615 195141230