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8195008195 = 5111011499901
BaseRepresentation
bin1111010000111010…
…11110011011000011
3210011010100112212001
413220131132123003
5113240410230240
63433103244431
7410036264113
oct75035363303
923133315761
108195008195
113525960a50
1217085a9717
13a07a7029a
1457a54b043
1532e6ba89a
hex1e875e6c3

8195008195 has 32 divisors (see below), whose sum is σ = 10908043200. Its totient is φ = 5860800000.

The previous prime is 8195008189. The next prime is 8195008207. The reversal of 8195008195 is 5918005918.

It is not a de Polignac number, because 8195008195 - 23 = 8195008187 is a prime.

It is a super-2 number, since 2×81950081952 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 822745 + ... + 832645.

It is an arithmetic number, because the mean of its divisors is an integer number (340876350).

Almost surely, 28195008195 is an apocalyptic number.

8195008195 is a deficient number, since it is larger than the sum of its proper divisors (2713035005).

8195008195 is a wasteful number, since it uses less digits than its factorization.

8195008195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167.

The product of its (nonzero) digits is 129600, while the sum is 46.

The square root of 8195008195 is about 90526.2845531617. The cubic root of 8195008195 is about 2016.1204001688.

It can be divided in two parts, 819500 and 8195, that multiplied together give a square (6715802500 = 819502).

The spelling of 8195008195 in words is "eight billion, one hundred ninety-five million, eight thousand, one hundred ninety-five".

Divisors: 1 5 11 55 101 149 505 745 1111 1639 5555 8195 9901 15049 49505 75245 108911 165539 544555 827695 1000001 1475249 5000005 7376245 11000011 16227739 55000055 81138695 149000149 745000745 1639001639 8195008195