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116888871 = 3116158067
BaseRepresentation
bin1101111011110…
…01010100100111
322010221120101110
412331321110213
5214410420441
615333200103
72616352611
oct675712447
9263846343
10116888871
115aa87380
1233190033
131b2a7b18
1411749db1
15a3ddb16
hex6f79527

116888871 has 16 divisors (see below), whose sum is σ = 172810368. Its totient is φ = 69679200.

The previous prime is 116888867. The next prime is 116888887. The reversal of 116888871 is 178888611.

It is not a de Polignac number, because 116888871 - 22 = 116888867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116888871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116888831) 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, 27021 + ... + 31046.

It is an arithmetic number, because the mean of its divisors is an integer number (10800648).

Almost surely, 2116888871 is an apocalyptic number.

116888871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116888871 is a deficient number, since it is larger than the sum of its proper divisors (55921497).

116888871 is a wasteful number, since it uses less digits than its factorization.

116888871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58142.

The product of its digits is 172032, while the sum is 48.

The square root of 116888871 is about 10811.5156661774. The cubic root of 116888871 is about 488.9424240407.

The spelling of 116888871 in words is "one hundred sixteen million, eight hundred eighty-eight thousand, eight hundred seventy-one".

Divisors: 1 3 11 33 61 183 671 2013 58067 174201 638737 1916211 3542087 10626261 38962957 116888871