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53030330351 = 2320391130783
BaseRepresentation
bin110001011000110110…
…101001111111101111
312001212202220220101022
4301120312221333233
51332101231032401
640210052004355
73555066241055
oct613066517757
9161782826338
1053030330351
112054326a0a9
12a33b9006bb
1350018136cb
1427d0d901d5
1515a592a71b
hexc58da9fef

53030330351 has 8 divisors (see below), whose sum is σ = 55363184640. Its totient is φ = 50699741752.

The previous prime is 53030330321. The next prime is 53030330357. The reversal of 53030330351 is 15303303035.

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 53030330351 - 210 = 53030329327 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 53030330351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53030330357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518495 + ... + 612288.

It is an arithmetic number, because the mean of its divisors is an integer number (6920398080).

Almost surely, 253030330351 is an apocalyptic number.

53030330351 is a deficient number, since it is larger than the sum of its proper divisors (2332854289).

53030330351 is a wasteful number, since it uses less digits than its factorization.

53030330351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132845.

The product of its (nonzero) digits is 6075, while the sum is 26.

Adding to 53030330351 its reverse (15303303035), we get a palindrome (68333633386).

The spelling of 53030330351 in words is "fifty-three billion, thirty million, three hundred thirty thousand, three hundred fifty-one".

Divisors: 1 23 2039 46897 1130783 26008009 2305666537 53030330351