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69376283485 = 5109409311237
BaseRepresentation
bin100000010011100100…
…1100001001101011101
320122001221201100122221
41000213021201031131
52114040312032420
651512050305341
75004131452105
oct1004711411535
9218057640587
1069376283485
1127471115683
1211541b88251
136708166b22
143501c58205
151c109aacaa
hex102726135d

69376283485 has 16 divisors (see below), whose sum is σ = 84221002800. Its totient is φ = 54857212416.

The previous prime is 69376283461. The next prime is 69376283491. The reversal of 69376283485 is 58438267396.

It can be written as a sum of positive squares in 8 ways, for example, as 1139872644 + 68236410841 = 33762^2 + 261221^2 .

It is a cyclic number.

It is not a de Polignac number, because 69376283485 - 211 = 69376281437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67287 + ... + 378523.

It is an arithmetic number, because the mean of its divisors is an integer number (5263812675).

Almost surely, 269376283485 is an apocalyptic number.

It is an amenable number.

69376283485 is a deficient number, since it is larger than the sum of its proper divisors (14844719315).

69376283485 is a wasteful number, since it uses less digits than its factorization.

69376283485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311760.

The product of its digits is 52254720, while the sum is 61.

The spelling of 69376283485 in words is "sixty-nine billion, three hundred seventy-six million, two hundred eighty-three thousand, four hundred eighty-five".

Divisors: 1 5 109 409 545 2045 44581 222905 311237 1556185 33924833 127295933 169624165 636479665 13875256697 69376283485