Search a number
-
+
12442030201 = 151180145751
BaseRepresentation
bin10111001011001101…
…00101000001111001
31012010002212121210101
423211212211001321
5200440124431301
65414335515401
7620216340346
oct134546450171
935102777711
1012442030201
115305224497
1224b2988b61
131233900a63
148606037cd
154cc487701
hex2e59a5079

12442030201 has 8 divisors (see below), whose sum is σ = 12531655808. Its totient is φ = 12352500000.

The previous prime is 12442030189. The next prime is 12442030207. The reversal of 12442030201 is 10203024421.

12442030201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12442030201 - 223 = 12433641593 is a prime.

It is a super-2 number, since 2×124420302012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12442030207) 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, 249076 + ... + 294826.

It is an arithmetic number, because the mean of its divisors is an integer number (1566456976).

Almost surely, 212442030201 is an apocalyptic number.

It is an amenable number.

12442030201 is a deficient number, since it is larger than the sum of its proper divisors (89625607).

12442030201 is a wasteful number, since it uses less digits than its factorization.

12442030201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47703.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12442030201 its reverse (10203024421), we get a palindrome (22645054622).

The spelling of 12442030201 in words is "twelve billion, four hundred forty-two million, thirty thousand, two hundred one".

Divisors: 1 151 1801 45751 271951 6908401 82397551 12442030201