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76260387 = 3723157889
BaseRepresentation
bin1001000101110…
…10010000100011
312022111102120210
410202322100203
5124010313022
611322305203
71614126330
oct442722043
9168442523
1076260387
113a057615
1221658203
1312a511b8
14a1b1987
156a65a0c
hex48ba423

76260387 has 16 divisors (see below), whose sum is σ = 121259520. Its totient is φ = 41682432.

The previous prime is 76260377. The next prime is 76260407. The reversal of 76260387 is 78306267.

It is not a de Polignac number, because 76260387 - 26 = 76260323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76260337) 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, 78462 + ... + 79427.

It is an arithmetic number, because the mean of its divisors is an integer number (7578720).

Almost surely, 276260387 is an apocalyptic number.

76260387 is a deficient number, since it is larger than the sum of its proper divisors (44999133).

76260387 is a wasteful number, since it uses less digits than its factorization.

76260387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157922.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 76260387 is about 8732.7193359228. The cubic root of 76260387 is about 424.0655584964.

The spelling of 76260387 in words is "seventy-six million, two hundred sixty thousand, three hundred eighty-seven".

Divisors: 1 3 7 21 23 69 161 483 157889 473667 1105223 3315669 3631447 10894341 25420129 76260387