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56030271 = 3111697887
BaseRepresentation
bin1101010110111…
…1010000111111
310220102122002020
43111233100333
5103320432041
65320531223
71250151363
oct325572077
9126378066
1056030271
112969a410
1216920b13
13b7ba10b
1476272a3
154dbb866
hex356f43f

56030271 has 8 divisors (see below), whose sum is σ = 81498624. Its totient is φ = 33957720.

The previous prime is 56030239. The next prime is 56030281. The reversal of 56030271 is 17203065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56030271 - 25 = 56030239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56030281) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 848911 + ... + 848976.

It is an arithmetic number, because the mean of its divisors is an integer number (10187328).

Almost surely, 256030271 is an apocalyptic number.

56030271 is a deficient number, since it is larger than the sum of its proper divisors (25468353).

56030271 is a wasteful number, since it uses less digits than its factorization.

56030271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697901.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 56030271 is about 7485.3370665589. The cubic root of 56030271 is about 382.6551602558.

The spelling of 56030271 in words is "fifty-six million, thirty thousand, two hundred seventy-one".

Divisors: 1 3 11 33 1697887 5093661 18676757 56030271