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54032213245 = 5174491415753
BaseRepresentation
bin110010010100100100…
…100010010011111101
312011110121010211100011
4302110210202103331
51341124221310440
640453321503221
73621653143333
oct622444422375
9164417124304
1054032213245
1120a0785959a
12a57b341b11
13513125c91a
14288806bb53
15161387e9ea
hexc949224fd

54032213245 has 16 divisors (see below), whose sum is σ = 68805644400. Its totient is φ = 40592441344.

The previous prime is 54032213239. The next prime is 54032213269. The reversal of 54032213245 is 54231223045.

It can be written as a sum of positive squares in 8 ways, for example, as 5791362201 + 48240851044 = 76101^2 + 219638^2 .

It is a cyclic number.

It is not a de Polignac number, because 54032213245 - 29 = 54032212733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669712 + ... + 746041.

It is an arithmetic number, because the mean of its divisors is an integer number (4300352775).

Almost surely, 254032213245 is an apocalyptic number.

It is an amenable number.

54032213245 is a deficient number, since it is larger than the sum of its proper divisors (14773431155).

54032213245 is a wasteful number, since it uses less digits than its factorization.

54032213245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416224.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 54032213245 in words is "fifty-four billion, thirty-two million, two hundred thirteen thousand, two hundred forty-five".

Divisors: 1 5 17 85 449 2245 7633 38165 1415753 7078765 24067801 120339005 635673097 3178365485 10806442649 54032213245