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53530097279 = 1910972568253
BaseRepresentation
bin110001110110101001…
…000111011001111111
312010011121022200201112
4301312221013121333
51334112201103104
640331423432235
73603345214361
oct616651073177
9163147280645
1053530097279
112077a38741a
12a45b15567b
135081216699
14283b4c4d31
1515d474986e
hexc76a4767f

53530097279 has 8 divisors (see below), whose sum is σ = 56398857840. Its totient is φ = 50666475456.

The previous prime is 53530097237. The next prime is 53530097303. The reversal of 53530097279 is 97279003535.

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 53530097279 - 216 = 53530031743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53530090279) 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, 1263284 + ... + 1304969.

It is an arithmetic number, because the mean of its divisors is an integer number (7049857230).

Almost surely, 253530097279 is an apocalyptic number.

53530097279 is a deficient number, since it is larger than the sum of its proper divisors (2868760561).

53530097279 is a wasteful number, since it uses less digits than its factorization.

53530097279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569369.

The product of its (nonzero) digits is 1786050, while the sum is 50.

The spelling of 53530097279 in words is "fifty-three billion, five hundred thirty million, ninety-seven thousand, two hundred seventy-nine".

Divisors: 1 19 1097 20843 2568253 48796807 2817373541 53530097279