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53303531245 = 578803135283
BaseRepresentation
bin110001101001001000…
…110101011011101101
312002120210222221112221
4301221020311123231
51333131200444440
640253131355341
73564624353116
oct615110653355
9162523887487
1053303531245
11206734a9a68
12a3b72b2b51
1350462ba443
14281938920d
1515be8e3d4a
hexc692356ed

53303531245 has 8 divisors (see below), whose sum is σ = 63965522016. Its totient is φ = 42641968656.

The previous prime is 53303531213. The next prime is 53303531257. The reversal of 53303531245 is 54213530335.

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 53303531245 - 25 = 53303531213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53303531245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326374 + ... + 461656.

It is an arithmetic number, because the mean of its divisors is an integer number (7995690252).

Almost surely, 253303531245 is an apocalyptic number.

It is an amenable number.

53303531245 is a deficient number, since it is larger than the sum of its proper divisors (10661990771).

53303531245 is a wasteful number, since it uses less digits than its factorization.

53303531245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214091.

The product of its (nonzero) digits is 81000, while the sum is 34.

The spelling of 53303531245 in words is "fifty-three billion, three hundred three million, five hundred thirty-one thousand, two hundred forty-five".

Divisors: 1 5 78803 135283 394015 676415 10660706249 53303531245