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4285216837 = 112231746929
BaseRepresentation
bin1111111101101011…
…0011100001000101
3102001122101120101201
43333122303201011
532234003414322
61545115022501
7211122512356
oct37732634105
912048346351
104285216837
1118a9990920
129b713aa31
13533a44785
142c9199d2d
151a1313d27
hexff6b3845

4285216837 has 8 divisors (see below), whose sum is σ = 4695747840. Its totient is φ = 3878180160.

The previous prime is 4285216781. The next prime is 4285216879. The reversal of 4285216837 is 7386125824.

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 4285216837 - 215 = 4285184069 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 (4285211837) 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, 871012 + ... + 875917.

It is an arithmetic number, because the mean of its divisors is an integer number (586968480).

Almost surely, 24285216837 is an apocalyptic number.

It is an amenable number.

4285216837 is a deficient number, since it is larger than the sum of its proper divisors (410531003).

4285216837 is a wasteful number, since it uses less digits than its factorization.

4285216837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747163.

The product of its digits is 645120, while the sum is 46.

The square root of 4285216837 is about 65461.5676332304. The cubic root of 4285216837 is about 1624.2676731099.

It can be divided in two parts, 4285 and 216837, that added together give a palindrome (221122).

The spelling of 4285216837 in words is "four billion, two hundred eighty-five million, two hundred sixteen thousand, eight hundred thirty-seven".

Divisors: 1 11 223 2453 1746929 19216219 389565167 4285216837