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1144450241 = 11517920089
BaseRepresentation
bin100010000110110…
…1110110011000001
32221202111002120222
41010031232303001
54320434401431
6305321312425
740234444424
oct10415566301
92852432528
101144450241
11538015450
1227b335715
13153144cbc
14abdcd9bb
156a71657b
hex4436ecc1

1144450241 has 8 divisors (see below), whose sum is σ = 1248794400. Its totient is φ = 1040156640.

The previous prime is 1144450211. The next prime is 1144450243. The reversal of 1144450241 is 1420544411.

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 1144450241 - 210 = 1144449217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1144450241.

It is not an unprimeable number, because it can be changed into a prime (1144450243) 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, 46925 + ... + 67013.

It is an arithmetic number, because the mean of its divisors is an integer number (156099300).

Almost surely, 21144450241 is an apocalyptic number.

1144450241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1144450241 is a deficient number, since it is larger than the sum of its proper divisors (104344159).

1144450241 is a wasteful number, since it uses less digits than its factorization.

1144450241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25279.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1144450241 is about 33829.7242229374. The cubic root of 1144450241 is about 1046.0014943550.

Adding to 1144450241 its reverse (1420544411), we get a palindrome (2564994652).

The spelling of 1144450241 in words is "one billion, one hundred forty-four million, four hundred fifty thousand, two hundred forty-one".

Divisors: 1 11 5179 20089 56969 220979 104040931 1144450241