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116178378 = 2323981017
BaseRepresentation
bin1101110110010…
…11110111001010
322002121110202220
412323023313022
5214220202003
615310034510
72610333321
oct673136712
9262543686
10116178378
115a641598
1232aa8a36
131b0b9604
14116030b8
15a2ed353
hex6ecbdca

116178378 has 16 divisors (see below), whose sum is σ = 233331840. Its totient is φ = 38563616.

The previous prime is 116178371. The next prime is 116178397. The reversal of 116178378 is 873871611.

It is not an unprimeable number, because it can be changed into a prime (116178371) 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, 39075 + ... + 41942.

It is an arithmetic number, because the mean of its divisors is an integer number (14583240).

Almost surely, 2116178378 is an apocalyptic number.

116178378 is an abundant number, since it is smaller than the sum of its proper divisors (117153462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116178378 is a wasteful number, since it uses less digits than its factorization.

116178378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81261.

The product of its digits is 56448, while the sum is 42.

The square root of 116178378 is about 10778.6074239672. The cubic root of 116178378 is about 487.9497535160.

The spelling of 116178378 in words is "one hundred sixteen million, one hundred seventy-eight thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 239 478 717 1434 81017 162034 243051 486102 19363063 38726126 58089189 116178378