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78076 = 22131149
BaseRepresentation
bin10011000011111100
310222002201
4103003330
54444301
61401244
7443425
oct230374
9128081
1078076
1153729
1239224
13296cb
142064c
1518201
hex130fc

78076 has 12 divisors (see below), whose sum is σ = 138600. Its totient is φ = 38480.

The previous prime is 78059. The next prime is 78079. The reversal of 78076 is 67087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450 + ... + 598.

It is an arithmetic number, because the mean of its divisors is an integer number (11550).

278076 is an apocalyptic number.

It is an amenable number.

78076 is a deficient number, since it is larger than the sum of its proper divisors (60524).

78076 is a wasteful number, since it uses less digits than its factorization.

78076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 282 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 78076 is about 279.4208295743. The cubic root of 78076 is about 42.7404593235.

The spelling of 78076 in words is "seventy-eight thousand, seventy-six".

Divisors: 1 2 4 131 149 262 298 524 596 19519 39038 78076