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54169047329 = 195035667997
BaseRepresentation
bin110010011100101110…
…100001000100100001
312011211010121201102012
4302130232201010201
51341414234003304
640515050402305
73625234206455
oct623456410441
9164733551365
1054169047329
1120a78019011
12a5b9130395
1351536cbc37
14289c2ca665
1516208ad16e
hexc9cba1121

54169047329 has 8 divisors (see below), whose sum is σ = 57133419840. Its totient is φ = 51216011856.

The previous prime is 54169047323. The next prime is 54169047347. The reversal of 54169047329 is 92374096145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54169047329 - 28 = 54169047073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54169047323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2824442 + ... + 2843555.

It is an arithmetic number, because the mean of its divisors is an integer number (7141677480).

Almost surely, 254169047329 is an apocalyptic number.

It is an amenable number.

54169047329 is a deficient number, since it is larger than the sum of its proper divisors (2964372511).

54169047329 is a wasteful number, since it uses less digits than its factorization.

54169047329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668519.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 54169047329 in words is "fifty-four billion, one hundred sixty-nine million, forty-seven thousand, three hundred twenty-nine".

Divisors: 1 19 503 9557 5667997 107691943 2851002491 54169047329