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53203374209 = 234373528971
BaseRepresentation
bin110001100011001010…
…110001000010000001
312002022211112102221002
4301203022301002001
51332430030433314
640235152541345
73562300135106
oct614312610201
9162284472832
1053203374209
1120621a10557
12a389851855
13502b62031b
142809d56aad
1515b5c0cade
hexc632b1081

53203374209 has 8 divisors (see below), whose sum is σ = 55529364672. Its totient is φ = 50878450480.

The previous prime is 53203374173. The next prime is 53203374227. The reversal of 53203374209 is 90247330235.

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 53203374209 - 216 = 53203308673 is a prime.

It is a super-3 number, since 3×532033742093 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53203374299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163907 + ... + 365064.

It is an arithmetic number, because the mean of its divisors is an integer number (6941170584).

Almost surely, 253203374209 is an apocalyptic number.

It is an amenable number.

53203374209 is a deficient number, since it is larger than the sum of its proper divisors (2325990463).

53203374209 is a wasteful number, since it uses less digits than its factorization.

53203374209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533367.

The product of its (nonzero) digits is 136080, while the sum is 38.

The spelling of 53203374209 in words is "fifty-three billion, two hundred three million, three hundred seventy-four thousand, two hundred nine".

Divisors: 1 23 4373 100579 528971 12166333 2313190183 53203374209