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77114196 = 22322142061
BaseRepresentation
bin1001001100010…
…10101101010100
312101002210210100
410212022231110
5124220123241
611352454100
71624313505
oct446125524
9171083710
1077114196
113a590045
12219aa330
1312c8ca03
14a354bac
156b839b6
hex498ab54

77114196 has 18 divisors (see below), whose sum is σ = 194927642. Its totient is φ = 25704720.

The previous prime is 77114171. The next prime is 77114201. The reversal of 77114196 is 69141177.

It can be written as a sum of positive squares in only one way, i.e., 53494596 + 23619600 = 7314^2 + 4860^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2142061 = 77114196 / (7 + 7 + 1 + 1 + 4 + 1 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 77114196.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1070995 + ... + 1071066.

Almost surely, 277114196 is an apocalyptic number.

It is an amenable number.

77114196 is an abundant number, since it is smaller than the sum of its proper divisors (117813446).

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

77114196 is a wasteful number, since it uses less digits than its factorization.

77114196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142071 (or 2142066 counting only the distinct ones).

The product of its digits is 10584, while the sum is 36.

The square root of 77114196 is about 8781.4688976275. The cubic root of 77114196 is about 425.6422970970.

The spelling of 77114196 in words is "seventy-seven million, one hundred fourteen thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 36 2142061 4284122 6426183 8568244 12852366 19278549 25704732 38557098 77114196