Search a number
-
+
195238284 = 22322372959
BaseRepresentation
bin10111010001100…
…01100110001100
3111121101010120120
423220301212030
5344440111114
631212344540
74560332553
oct1350614614
9447333516
10195238284
11a023045a
1255475150
13315aab17
141bd02d9a
15122185a9
hexba3198c

195238284 has 24 divisors (see below), whose sum is σ = 457605120. Its totient is φ = 64786704.

The previous prime is 195238249. The next prime is 195238297. The reversal of 195238284 is 482832591.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33804 + ... + 39155.

It is an arithmetic number, because the mean of its divisors is an integer number (19066880).

Almost surely, 2195238284 is an apocalyptic number.

It is an amenable number.

195238284 is an abundant number, since it is smaller than the sum of its proper divisors (262366836).

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

195238284 is a wasteful number, since it uses less digits than its factorization.

195238284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73189 (or 73187 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 195238284 is about 13972.7693747517. The cubic root of 195238284 is about 580.1251057912.

The spelling of 195238284 in words is "one hundred ninety-five million, two hundred thirty-eight thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 223 446 669 892 1338 2676 72959 145918 218877 291836 437754 875508 16269857 32539714 48809571 65079428 97619142 195238284