Search a number
-
+
1244351041 = 7179221849
BaseRepresentation
bin100101000101011…
…0100101001000001
310012201110120201121
41022022310221001
510022023213131
6323250432241
742556544413
oct11212645101
93181416647
101244351041
1158944939a
122a8892681
1316aa525bb
14bb3969b3
157439b911
hex4a2b4a41

1244351041 has 8 divisors (see below), whose sum is σ = 1277856000. Its totient is φ = 1211290080.

The previous prime is 1244351029. The next prime is 1244351047. The reversal of 1244351041 is 1401534421.

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 1244351041 - 211 = 1244348993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1244350997 and 1244351015.

It is not an unprimeable number, because it can be changed into a prime (1244351047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105316 + ... + 116533.

It is an arithmetic number, because the mean of its divisors is an integer number (159732000).

Almost surely, 21244351041 is an apocalyptic number.

It is an amenable number.

1244351041 is a deficient number, since it is larger than the sum of its proper divisors (33504959).

1244351041 is an equidigital number, since it uses as much as digits as its factorization.

1244351041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221999.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1244351041 is about 35275.3602532986. The cubic root of 1244351041 is about 1075.5921859991.

Adding to 1244351041 its reverse (1401534421), we get a palindrome (2645885462).

The spelling of 1244351041 in words is "one billion, two hundred forty-four million, three hundred fifty-one thousand, forty-one".

Divisors: 1 71 79 5609 221849 15751279 17526071 1244351041