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1896430195 = 51141840989
BaseRepresentation
bin111000100001001…
…0011101001110011
311220011110122011101
41301002103221303
512340441231240
6512103025231
764665251002
oct16102235163
94804418141
101896430195
11893538090
1244b13b217
13242b83a5a
1413dc18c39
15b175539a
hex71093a73

1896430195 has 16 divisors (see below), whose sum is σ = 2543153760. Its totient is φ = 1345580800.

The previous prime is 1896430171. The next prime is 1896430253. The reversal of 1896430195 is 5910346981.

It is not a de Polignac number, because 1896430195 - 215 = 1896397427 is a prime.

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, 418240 + ... + 422749.

It is an arithmetic number, because the mean of its divisors is an integer number (158947110).

Almost surely, 21896430195 is an apocalyptic number.

1896430195 is a deficient number, since it is larger than the sum of its proper divisors (646723565).

1896430195 is a wasteful number, since it uses less digits than its factorization.

1896430195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841046.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 1896430195 is about 43548.0217116691. The cubic root of 1896430195 is about 1237.7861545514.

The spelling of 1896430195 in words is "one billion, eight hundred ninety-six million, four hundred thirty thousand, one hundred ninety-five".

Divisors: 1 5 11 41 55 205 451 2255 840989 4204945 9250879 34480549 46254395 172402745 379286039 1896430195