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8137161105 = 352917185971
BaseRepresentation
bin1111001010000001…
…10011100110010001
3210000002111121120020
413211000303212101
5113131103123410
63423235334053
7405434504523
oct74500634621
923002447506
108137161105
1134a6240637
1216b1151329
139c8a98238
145729ada13
15329590a70
hex1e5033991

8137161105 has 16 divisors (see below), whose sum is σ = 13023991104. Its totient is φ = 4338308160.

The previous prime is 8137161083. The next prime is 8137161119. The reversal of 8137161105 is 5011617318.

It is not a de Polignac number, because 8137161105 - 210 = 8137160081 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, 49231 + ... + 136740.

It is an arithmetic number, because the mean of its divisors is an integer number (813999444).

Almost surely, 28137161105 is an apocalyptic number.

It is an amenable number.

8137161105 is a deficient number, since it is larger than the sum of its proper divisors (4886829999).

8137161105 is a wasteful number, since it uses less digits than its factorization.

8137161105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188896.

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 8137161105 is about 90206.2143369291. The cubic root of 8137161105 is about 2011.3653837685.

The spelling of 8137161105 in words is "eight billion, one hundred thirty-seven million, one hundred sixty-one thousand, one hundred five".

Divisors: 1 3 5 15 2917 8751 14585 43755 185971 557913 929855 2789565 542477407 1627432221 2712387035 8137161105