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134118205 = 51313715061
BaseRepresentation
bin1111111111001…
…11101100111101
3100100100220120221
413333213230331
5233313240310
621150341341
73215662114
oct777475475
9310326527
10134118205
1169784aa1
1238aba851
1321a2b0b0
1413b52c7b
15bb93ada
hex7fe7b3d

134118205 has 16 divisors (see below), whose sum is σ = 174598704. Its totient is φ = 98311680.

The previous prime is 134118139. The next prime is 134118211. The reversal of 134118205 is 502811431.

It can be written as a sum of positive squares in 8 ways, for example, as 784996 + 133333209 = 886^2 + 11547^2 .

It is not a de Polignac number, because 134118205 - 215 = 134085437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134118205.

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, 1375 + ... + 16435.

It is an arithmetic number, because the mean of its divisors is an integer number (10912419).

Almost surely, 2134118205 is an apocalyptic number.

It is an amenable number.

134118205 is a deficient number, since it is larger than the sum of its proper divisors (40480499).

134118205 is a wasteful number, since it uses less digits than its factorization.

134118205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15216.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 134118205 is about 11580.9414556849. The cubic root of 134118205 is about 511.8734186693.

Adding to 134118205 its reverse (502811431), we get a palindrome (636929636).

The spelling of 134118205 in words is "one hundred thirty-four million, one hundred eighteen thousand, two hundred five".

Divisors: 1 5 13 65 137 685 1781 8905 15061 75305 195793 978965 2063357 10316785 26823641 134118205