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8161234083 = 331683117959
BaseRepresentation
bin1111001100111001…
…01000110010100011
3210001202210122111000
413212130220302203
5113203233442313
63425455323043
7406146226242
oct74634506243
923052718430
108161234083
113508892a62
1216b9220483
13a00a764c2
14575c78959
1532b748673
hex1e6728ca3

8161234083 has 16 divisors (see below), whose sum is σ = 12092108800. Its totient is φ = 5440196520.

The previous prime is 8161234069. The next prime is 8161234117. The reversal of 8161234083 is 3804321618.

8161234083 is a `hidden beast` number, since 8 + 1 + 612 + 34 + 0 + 8 + 3 = 666.

It is not a de Polignac number, because 8161234083 - 214 = 8161217699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8161234033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445458 + ... + 463416.

It is an arithmetic number, because the mean of its divisors is an integer number (755756800).

Almost surely, 28161234083 is an apocalyptic number.

8161234083 is a deficient number, since it is larger than the sum of its proper divisors (3930874717).

8161234083 is a wasteful number, since it uses less digits than its factorization.

8161234083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34799 (or 34793 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 8161234083 is about 90339.5488310629. The cubic root of 8161234083 is about 2013.3469055054.

The spelling of 8161234083 in words is "eight billion, one hundred sixty-one million, two hundred thirty-four thousand, eighty-three".

Divisors: 1 3 9 27 16831 17959 50493 53877 151479 161631 454437 484893 302267929 906803787 2720411361 8161234083