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69514105 = 5171575209
BaseRepresentation
bin1000010010010…
…11001101111001
311211210200102111
410021023031321
5120243422410
610521532321
71502601013
oct411131571
9154720374
1069514105
1136269a81
121b3440a1
131152b60b
1493371b3
156181b8a
hex424b379

69514105 has 16 divisors (see below), whose sum is σ = 88903440. Its totient is φ = 51996672.

The previous prime is 69514099. The next prime is 69514129. The reversal of 69514105 is 50141596.

It can be written as a sum of positive squares in 8 ways, for example, as 5817744 + 63696361 = 2412^2 + 7981^2 .

It is a cyclic number.

It is not a de Polignac number, because 69514105 - 215 = 69481337 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10741 + ... + 15949.

It is an arithmetic number, because the mean of its divisors is an integer number (5556465).

Almost surely, 269514105 is an apocalyptic number.

It is an amenable number.

69514105 is a deficient number, since it is larger than the sum of its proper divisors (19389335).

69514105 is a wasteful number, since it uses less digits than its factorization.

69514105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 69514105 is about 8337.5119190320. The cubic root of 69514105 is about 411.1727379546.

The spelling of 69514105 in words is "sixty-nine million, five hundred fourteen thousand, one hundred five".

Divisors: 1 5 17 85 157 785 2669 5209 13345 26045 88553 442765 817813 4089065 13902821 69514105