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441116281 = 3673120097
BaseRepresentation
bin11010010010101…
…110011001111001
31010202001000210001
4122102232121321
51400411210111
6111434353001
713634266204
oct3222563171
91122030701
10441116281
11206aa9211
1210388b761
1370509268
144282893b
1528ad61c1
hex1a4ae679

441116281 has 4 divisors (see below), whose sum is σ = 441240052. Its totient is φ = 440992512.

The previous prime is 441116251. The next prime is 441116353. The reversal of 441116281 is 182611144.

It can be divided in two parts, 441 and 116281, that multiplied together give a square (51279921 = 71612).

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 25160256 + 415956025 = 5016^2 + 20395^2 .

It is a cyclic number.

It is not a de Polignac number, because 441116281 - 219 = 440591993 is a prime.

It is a super-2 number, since 2×4411162812 = 389167146726541922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441116251) 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, 56376 + ... + 63721.

It is an arithmetic number, because the mean of its divisors is an integer number (110310013).

It is a 3564-hyperperfect number.

Almost surely, 2441116281 is an apocalyptic number.

It is an amenable number.

441116281 is a deficient number, since it is larger than the sum of its proper divisors (123771).

441116281 is a wasteful number, since it uses less digits than its factorization.

441116281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123770.

The product of its digits is 1536, while the sum is 28.

The square root of 441116281 is about 21002.7684127593. The cubic root of 441116281 is about 761.2331555812.

The spelling of 441116281 in words is "four hundred forty-one million, one hundred sixteen thousand, two hundred eighty-one".

Divisors: 1 3673 120097 441116281