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56250545101 = 297572562317
BaseRepresentation
bin110100011000110010…
…110011001111001101
312101012012022202120021
4310120302303033031
51410200114420401
641501404222141
74030640513212
oct643062631715
9171165282507
1056250545101
1121945a6a103
12aa9a23a951
1353c5a0c31a
142a1891bb09
1516e34bd2a1
hexd18cb33cd

56250545101 has 8 divisors (see below), whose sum is σ = 58267111320. Its totient is φ = 54239105088.

The previous prime is 56250545093. The next prime is 56250545167. The reversal of 56250545101 is 10154505265.

It can be written as a sum of positive squares in 4 ways, for example, as 2078448100 + 54172097001 = 45590^2 + 232749^2 .

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 56250545101 - 23 = 56250545093 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 (56250545201) by changing a digit.

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, 1259206 + ... + 1303111.

It is an arithmetic number, because the mean of its divisors is an integer number (7283388915).

Almost surely, 256250545101 is an apocalyptic number.

It is an amenable number.

56250545101 is a deficient number, since it is larger than the sum of its proper divisors (2016566219).

56250545101 is a wasteful number, since it uses less digits than its factorization.

56250545101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563103.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 56250545101 in words is "fifty-six billion, two hundred fifty million, five hundred forty-five thousand, one hundred one".

Divisors: 1 29 757 21953 2562317 74307193 1939673969 56250545101