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76252361 = 172263849
BaseRepresentation
bin1001000101110…
…00010011001001
312022111000120112
410202320103021
5124010033421
611322204105
71614064043
oct442702311
9168430515
1076252361
113a051589
1221653635
1312a4a653
14a1aca93
156a6345b
hex48b84c9

76252361 has 6 divisors (see below), whose sum is σ = 81001950. Its totient is φ = 71766656.

The previous prime is 76252321. The next prime is 76252399. The reversal of 76252361 is 16325267.

It can be written as a sum of positive squares in 3 ways, for example, as 20839225 + 55413136 = 4565^2 + 7444^2 .

It is not a de Polignac number, because 76252361 - 210 = 76251337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76252321) 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 5 ways as a sum of consecutive naturals, for example, 131636 + ... + 132213.

It is an arithmetic number, because the mean of its divisors is an integer number (13500325).

Almost surely, 276252361 is an apocalyptic number.

It is an amenable number.

76252361 is a deficient number, since it is larger than the sum of its proper divisors (4749589).

76252361 is a wasteful number, since it uses less digits than its factorization.

76252361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263883 (or 263866 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 76252361 is about 8732.2597877067. The cubic root of 76252361 is about 424.0506810932.

The spelling of 76252361 in words is "seventy-six million, two hundred fifty-two thousand, three hundred sixty-one".

Divisors: 1 17 289 263849 4485433 76252361