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69500313 = 327722257
BaseRepresentation
bin1000010010001…
…11110110011001
311211202222111200
410021013312121
5120243002223
610521344413
71502512551
oct411076631
9154688450
1069500313
113625a683
121b338109
131152525c
149332161
15617ca43
hex4247d99

69500313 has 6 divisors (see below), whose sum is σ = 100389354. Its totient is φ = 46333536.

The previous prime is 69500297. The next prime is 69500339. The reversal of 69500313 is 31300596.

It can be written as a sum of positive squares in only one way, i.e., 67765824 + 1734489 = 8232^2 + 1317^2 .

It is not a de Polignac number, because 69500313 - 24 = 69500297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69500413) 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 5 ways as a sum of consecutive naturals, for example, 3861120 + ... + 3861137.

It is an arithmetic number, because the mean of its divisors is an integer number (16731559).

Almost surely, 269500313 is an apocalyptic number.

It is an amenable number.

69500313 is a deficient number, since it is larger than the sum of its proper divisors (30889041).

69500313 is a wasteful number, since it uses less digits than its factorization.

69500313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7722263 (or 7722260 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 69500313 is about 8336.6847727379. The cubic root of 69500313 is about 411.1455431405.

The spelling of 69500313 in words is "sixty-nine million, five hundred thousand, three hundred thirteen".

Divisors: 1 3 9 7722257 23166771 69500313