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76102061 = 729374887
BaseRepresentation
bin1001000100100…
…11100110101101
312022012101101212
410202103212231
5123440231221
611315044205
71612566620
oct442234655
9168171355
1076102061
1139a59672
12215a0665
13129c7109
14a16ddb7
156a33b5b
hex48939ad

76102061 has 8 divisors (see below), whose sum is σ = 89973120. Its totient is φ = 62980848.

The previous prime is 76102051. The next prime is 76102099. The reversal of 76102061 is 16020167.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76102061 - 226 = 8993197 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 (76102001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187241 + ... + 187646.

It is an arithmetic number, because the mean of its divisors is an integer number (11246640).

Almost surely, 276102061 is an apocalyptic number.

It is an amenable number.

76102061 is a deficient number, since it is larger than the sum of its proper divisors (13871059).

76102061 is a wasteful number, since it uses less digits than its factorization.

76102061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374923.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 76102061 is about 8723.6495229921. The cubic root of 76102061 is about 423.7718843099.

The spelling of 76102061 in words is "seventy-six million, one hundred two thousand, sixty-one".

Divisors: 1 7 29 203 374887 2624209 10871723 76102061