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440088041 = 1979222379
BaseRepresentation
bin11010001110110…
…011010111101001
31010200002210022002
4122032303113221
51400130304131
6111400340345
713622454341
oct3216632751
91120083262
10440088041
11206466728
121034746b5
1370239233
144263bd21
15289816cb
hex1a3b35e9

440088041 has 4 divisors (see below), whose sum is σ = 440312400. Its totient is φ = 439863684.

The previous prime is 440088029. The next prime is 440088067. The reversal of 440088041 is 140880044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 440088041 - 210 = 440087017 is a prime.

It is a super-3 number, since 3×4400880413 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440087995 and 440088013.

It is not an unprimeable number, because it can be changed into a prime (440088091) 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 3 ways as a sum of consecutive naturals, for example, 109211 + ... + 113168.

It is an arithmetic number, because the mean of its divisors is an integer number (110078100).

Almost surely, 2440088041 is an apocalyptic number.

It is an amenable number.

440088041 is a deficient number, since it is larger than the sum of its proper divisors (224359).

440088041 is a wasteful number, since it uses less digits than its factorization.

440088041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224358.

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 440088041 is about 20978.2754534304. The cubic root of 440088041 is about 760.6412184263.

The spelling of 440088041 in words is "four hundred forty million, eighty-eight thousand, forty-one".

Divisors: 1 1979 222379 440088041