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3014231221 = 13397224993
BaseRepresentation
bin1011001110101001…
…1000010010110101
321210001210210220101
42303222120102311
522133120344341
61215033234101
7134460354061
oct26352302265
97701723811
103014231221
111307500591
12701562931
13390627c91
1420846caa1
15129955831
hexb3a984b5

3014231221 has 4 divisors (see below), whose sum is σ = 3014469612. Its totient is φ = 3013992832.

The previous prime is 3014231201. The next prime is 3014231239. The reversal of 3014231221 is 1221324103.

It is a happy number.

3014231221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1484560900 + 1529670321 = 38530^2 + 39111^2 .

It is a cyclic number.

It is not a de Polignac number, because 3014231221 - 217 = 3014100149 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 (3014231201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99100 + ... + 125893.

It is an arithmetic number, because the mean of its divisors is an integer number (753617403).

Almost surely, 23014231221 is an apocalyptic number.

It is an amenable number.

3014231221 is a deficient number, since it is larger than the sum of its proper divisors (238391).

3014231221 is a wasteful number, since it uses less digits than its factorization.

3014231221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238390.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3014231221 is about 54902.0147262375. The cubic root of 3014231221 is about 1444.5265261506.

Adding to 3014231221 its reverse (1221324103), we get a palindrome (4235555324).

The spelling of 3014231221 in words is "three billion, fourteen million, two hundred thirty-one thousand, two hundred twenty-one".

Divisors: 1 13397 224993 3014231221