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76112071 = 737714139
BaseRepresentation
bin1001000100101…
…10000011000111
312022012220010121
410202112003013
5123441041241
611315202411
71612641040
oct442260307
9168186117
1076112071
1139a66142
12215a6407
13129cb839
14a1738c7
156a36ad1
hex48960c7

76112071 has 16 divisors (see below), whose sum is σ = 90616320. Its totient is φ = 62566560.

The previous prime is 76112051. The next prime is 76112149. The reversal of 76112071 is 17021167.

It is not a de Polignac number, because 76112071 - 25 = 76112039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76112051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16320 + ... + 20458.

It is an arithmetic number, because the mean of its divisors is an integer number (5663520).

Almost surely, 276112071 is an apocalyptic number.

76112071 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

76112071 is a deficient number, since it is larger than the sum of its proper divisors (14504249).

76112071 is a wasteful number, since it uses less digits than its factorization.

76112071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 76112071 is about 8724.2232318986. The cubic root of 76112071 is about 423.7904636166.

The spelling of 76112071 in words is "seventy-six million, one hundred twelve thousand, seventy-one".

Divisors: 1 7 37 71 259 497 2627 4139 18389 28973 153143 293869 1072001 2057083 10873153 76112071