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53052125365 = 5181389150697
BaseRepresentation
bin110001011010001001…
…110011000010110101
312001221021221012112001
4301122021303002311
51332122321002430
640212151055301
73555452424301
oct613211630265
9161837835461
1053052125365
11205545a6008
12a347071531
1350061a4b75
1427d3c24d01
1515a77d33ca
hexc5a2730b5

53052125365 has 16 divisors (see below), whose sum is σ = 64179264240. Its totient is φ = 42098434560.

The previous prime is 53052125317. The next prime is 53052125383. The reversal of 53052125365 is 56352125035.

It can be written as a sum of positive squares in 8 ways, for example, as 7135349841 + 45916775524 = 84471^2 + 214282^2 .

It is not a de Polignac number, because 53052125365 - 211 = 53052123317 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, 276697 + ... + 427393.

It is an arithmetic number, because the mean of its divisors is an integer number (4011204015).

Almost surely, 253052125365 is an apocalyptic number.

It is an amenable number.

53052125365 is a deficient number, since it is larger than the sum of its proper divisors (11127138875).

53052125365 is a wasteful number, since it uses less digits than its factorization.

53052125365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151272.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 53052125365 in words is "fifty-three billion, fifty-two million, one hundred twenty-five thousand, three hundred sixty-five".

Divisors: 1 5 181 389 905 1945 70409 150697 352045 753485 27276157 58621133 136380785 293105665 10610425073 53052125365