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2130444041 = 11747725903
BaseRepresentation
bin111111011111011…
…1111111100001001
312111110210202210212
41332332333330021
513330343202131
6551222450505
7103536322055
oct17676777411
95443722725
102130444041
119a3642160
124b5593a35
1327c4b9c9b
14162d32c65
15c707ca2b
hex7efbff09

2130444041 has 8 divisors (see below), whose sum is σ = 2324521344. Its totient is φ = 1936433520.

The previous prime is 2130443993. The next prime is 2130444049. The reversal of 2130444041 is 1404440312.

It is a happy number.

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 2130444041 - 218 = 2130181897 is a prime.

It is a super-4 number, since 4×21304440414 (a number of 38 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2130443998 and 2130444016.

It is not an unprimeable number, because it can be changed into a prime (2130444049) 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, 69296 + ... + 95198.

It is an arithmetic number, because the mean of its divisors is an integer number (290565168).

Almost surely, 22130444041 is an apocalyptic number.

It is an amenable number.

2130444041 is a deficient number, since it is larger than the sum of its proper divisors (194077303).

2130444041 is a wasteful number, since it uses less digits than its factorization.

2130444041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33391.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2130444041 is about 46156.7334307791. The cubic root of 2130444041 is about 1286.7377541852.

Adding to 2130444041 its reverse (1404440312), we get a palindrome (3534884353).

The spelling of 2130444041 in words is "two billion, one hundred thirty million, four hundred forty-four thousand, forty-one".

Divisors: 1 11 7477 25903 82247 284933 193676731 2130444041