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8380809795 = 354167720129
BaseRepresentation
bin1111100111000100…
…10000001001000011
3210122001222020201210
413303202100021003
5114130441403140
63503341501203
7414453464541
oct76342201103
923561866653
108380809795
113610826496
12175a871803
13a373c5a67
145970b4d91
15340b6cd80
hex1f3890243

8380809795 has 32 divisors (see below), whose sum is σ = 13757325120. Its totient is φ = 4354088960.

The previous prime is 8380809781. The next prime is 8380809803. The reversal of 8380809795 is 5979080838.

It is not a de Polignac number, because 8380809795 - 28 = 8380809539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406291 + ... + 426419.

It is an arithmetic number, because the mean of its divisors is an integer number (429916410).

Almost surely, 28380809795 is an apocalyptic number.

8380809795 is a deficient number, since it is larger than the sum of its proper divisors (5376515325).

8380809795 is a wasteful number, since it uses less digits than its factorization.

8380809795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20855.

The product of its (nonzero) digits is 4354560, while the sum is 57.

The square root of 8380809795 is about 91546.7628865161. The cubic root of 8380809795 is about 2031.2435289798.

The spelling of 8380809795 in words is "eight billion, three hundred eighty million, eight hundred nine thousand, seven hundred ninety-five".

Divisors: 1 3 5 15 41 123 205 615 677 2031 3385 10155 20129 27757 60387 83271 100645 138785 301935 416355 825289 2475867 4126445 12379335 13627333 40881999 68136665 204409995 558720653 1676161959 2793603265 8380809795