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102045165453 = 3273113005129
BaseRepresentation
bin101111100001001011…
…1011010011110001101
3100202101200222111211100
41133002113122132031
53132442030243303
6114513502013313
710241526411000
oct1370227323615
9322350874740
10102045165453
113a305921190
121793a877239
13981343b80a
144d20915537
1529c3a6e8a3
hex17c25da78d

102045165453 has 48 divisors (see below), whose sum is σ = 187520112000. Its totient is φ = 53010457920.

The previous prime is 102045165437. The next prime is 102045165479. The reversal of 102045165453 is 354561540201.

102045165453 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 45 + 165 + 453 = 666.

It is not a de Polignac number, because 102045165453 - 24 = 102045165437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102045160453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1468608 + ... + 1536521.

It is an arithmetic number, because the mean of its divisors is an integer number (3906669000).

Almost surely, 2102045165453 is an apocalyptic number.

It is an amenable number.

102045165453 is a deficient number, since it is larger than the sum of its proper divisors (85474946547).

102045165453 is a wasteful number, since it uses less digits than its factorization.

102045165453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005167 (or 3005150 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 102045165453 in words is "one hundred two billion, forty-five million, one hundred sixty-five thousand, four hundred fifty-three".

Divisors: 1 3 7 9 11 21 33 49 63 77 99 147 231 343 441 539 693 1029 1617 3087 3773 4851 11319 33957 3005129 9015387 21035903 27046161 33056419 63107709 99169257 147251321 189323127 231394933 297507771 441753963 694184799 1030759247 1325261889 1619764531 2082554397 3092277741 4859293593 9276833223 11338351717 14577880779 34015055151 102045165453