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4230055661 = 13971335107
BaseRepresentation
bin1111110000100001…
…1000011011101101
3101220210121002111012
43330020120123231
532130343240121
61535424435005
7206552610536
oct37410303355
911823532435
104230055661
111880835477
129a0778a65
135254a0120
142c1b1b68d
1519b569c5b
hexfc2186ed

4230055661 has 8 divisors (see below), whose sum is σ = 4560149664. Its totient is φ = 3900633840.

The previous prime is 4230055607. The next prime is 4230055667. The reversal of 4230055661 is 1665500324.

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 4230055661 - 26 = 4230055597 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 (4230055667) 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, 154931 + ... + 180176.

It is an arithmetic number, because the mean of its divisors is an integer number (570018708).

Almost surely, 24230055661 is an apocalyptic number.

It is an amenable number.

4230055661 is a deficient number, since it is larger than the sum of its proper divisors (330094003).

4230055661 is a wasteful number, since it uses less digits than its factorization.

4230055661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336091.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 4230055661 is about 65038.8780730418. The cubic root of 4230055661 is about 1617.2681261181.

Adding to 4230055661 its reverse (1665500324), we get a palindrome (5895555985).

The spelling of 4230055661 in words is "four billion, two hundred thirty million, fifty-five thousand, six hundred sixty-one".

Divisors: 1 13 971 12623 335107 4356391 325388897 4230055661