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54163001236 = 22173541714449
BaseRepresentation
bin110010011100010111…
…011100111110010100
312011210201020112201211
4302130113130332110
51341411212014421
640514313031204
73625131625411
oct623427347624
9164721215654
1054163001236
1120a74669543
12a5b70b5504
135152392c76
14289b595108
1516200b69e1
hexc9c5dcf94

54163001236 has 24 divisors (see below), whose sum is σ = 95357341800. Its totient is φ = 26918126592.

The previous prime is 54163001227. The next prime is 54163001273. The reversal of 54163001236 is 63210036145.

It can be written as a sum of positive squares in 4 ways, for example, as 23500890000 + 30662111236 = 153300^2 + 175106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54163001198 and 54163001207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3741340 + ... + 3755788.

It is an arithmetic number, because the mean of its divisors is an integer number (3973222575).

Almost surely, 254163001236 is an apocalyptic number.

It is an amenable number.

54163001236 is a deficient number, since it is larger than the sum of its proper divisors (41194340564).

54163001236 is a wasteful number, since it uses less digits than its factorization.

54163001236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20043 (or 20041 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 54163001236 in words is "fifty-four billion, one hundred sixty-three million, one thousand, two hundred thirty-six".

Divisors: 1 2 4 173 346 692 5417 10834 14449 21668 28898 57796 937141 1874282 2499677 3748564 4999354 9998708 78270233 156540466 313080932 13540750309 27081500618 54163001236