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4220528255 = 52713114781
BaseRepresentation
bin1111101110010000…
…0010011001111111
3101220010200001100022
43323210002121333
532120423401010
61534444322355
7206405620046
oct37344023177
911803601308
104220528255
111876418389
129995433bb
135235156c8
142c075b55d
1519a7d6d55
hexfb90267f

4220528255 has 8 divisors (see below), whose sum is σ = 5083324224. Its totient is φ = 3363962400.

The previous prime is 4220528251. The next prime is 4220528261. The reversal of 4220528255 is 5528250224.

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

It is not a de Polignac number, because 4220528255 - 22 = 4220528251 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 (4220528251) 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, 1556036 + ... + 1558745.

It is an arithmetic number, because the mean of its divisors is an integer number (635415528).

Almost surely, 24220528255 is an apocalyptic number.

4220528255 is a deficient number, since it is larger than the sum of its proper divisors (862795969).

4220528255 is a wasteful number, since it uses less digits than its factorization.

4220528255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115057.

The product of its (nonzero) digits is 64000, while the sum is 35.

The square root of 4220528255 is about 64965.5928549875. The cubic root of 4220528255 is about 1616.0530158111.

Adding to 4220528255 its reverse (5528250224), we get a palindrome (9748778479).

The spelling of 4220528255 in words is "four billion, two hundred twenty million, five hundred twenty-eight thousand, two hundred fifty-five".

Divisors: 1 5 271 1355 3114781 15573905 844105651 4220528255