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116871009 = 3277140639
BaseRepresentation
bin1101111011101…
…00111101100001
322010220122212220
412331310331201
5214404333014
615332541253
72616246543
oct675647541
9263818786
10116871009
115aa74a12
1233181829
131b29c958
1411743693
15a3d86a9
hex6f74f61

116871009 has 8 divisors (see below), whose sum is σ = 156391680. Its totient is φ = 77632176.

The previous prime is 116870993. The next prime is 116871011. The reversal of 116871009 is 900178611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116871009 - 24 = 116870993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116871409) 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 7 ways as a sum of consecutive naturals, for example, 69489 + ... + 71150.

It is an arithmetic number, because the mean of its divisors is an integer number (19548960).

Almost surely, 2116871009 is an apocalyptic number.

It is an amenable number.

116871009 is a deficient number, since it is larger than the sum of its proper divisors (39520671).

116871009 is a wasteful number, since it uses less digits than its factorization.

116871009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140919.

The product of its (nonzero) digits is 3024, while the sum is 33.

The square root of 116871009 is about 10810.6895709756. The cubic root of 116871009 is about 488.9175173796.

The spelling of 116871009 in words is "one hundred sixteen million, eight hundred seventy-one thousand, nine".

Divisors: 1 3 277 831 140639 421917 38957003 116871009