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3086532221 = 53257226601
BaseRepresentation
bin1011011111111000…
…1011111001111101
321222002212002020012
42313332023321331
522310123012341
61230135033005
7136326043133
oct26776137175
97862762205
103086532221
1113442a3383
1272180b765
133a25c0c36
14213ccd753
15130e880eb
hexb7f8be7d

3086532221 has 8 divisors (see below), whose sum is σ = 3157019064. Its totient is φ = 3016499200.

The previous prime is 3086532209. The next prime is 3086532227. The reversal of 3086532221 is 1222356803.

It can be written as a sum of positive squares in 4 ways, for example, as 2721187225 + 365344996 = 52165^2 + 19114^2 .

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 3086532221 - 210 = 3086531197 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 (3086532227) 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, 99680 + ... + 126921.

It is an arithmetic number, because the mean of its divisors is an integer number (394627383).

Almost surely, 23086532221 is an apocalyptic number.

It is an amenable number.

3086532221 is a deficient number, since it is larger than the sum of its proper divisors (70486843).

3086532221 is a wasteful number, since it uses less digits than its factorization.

3086532221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226911.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3086532221 is about 55556.5677575568. The cubic root of 3086532221 is about 1455.9851259714.

The spelling of 3086532221 in words is "three billion, eighty-six million, five hundred thirty-two thousand, two hundred twenty-one".

Divisors: 1 53 257 13621 226601 12009853 58236457 3086532221