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76385412 = 22325935963
BaseRepresentation
bin1001000110110…
…00110010000100
312022201210002100
410203120302010
5124023313122
611325112100
71615156665
oct443306204
9168653070
1076385412
113a132544
12216b8630
1312a9608c
14a20536c
156a8caac
hex48d8c84

76385412 has 36 divisors (see below), whose sum is σ = 196363440. Its totient is φ = 25029552.

The previous prime is 76385383. The next prime is 76385429. The reversal of 76385412 is 21458367.

76385412 is a `hidden beast` number, since 7 + 638 + 5 + 4 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15858 + ... + 20105.

It is an arithmetic number, because the mean of its divisors is an integer number (5454540).

Almost surely, 276385412 is an apocalyptic number.

It is an amenable number.

76385412 is an abundant number, since it is smaller than the sum of its proper divisors (119978028).

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

76385412 is a wasteful number, since it uses less digits than its factorization.

76385412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36032 (or 36027 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 76385412 is about 8739.8748274789. The cubic root of 76385412 is about 424.2971765576.

The spelling of 76385412 in words is "seventy-six million, three hundred eighty-five thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 59 118 177 236 354 531 708 1062 2124 35963 71926 107889 143852 215778 323667 431556 647334 1294668 2121817 4243634 6365451 8487268 12730902 19096353 25461804 38192706 76385412