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440003040141 = 3717292978041
BaseRepresentation
bin1100110011100100011…
…10011001001110001101
31120001201120100100210010
412121302032121032031
524202111234241031
6534045024103433
743534454063130
oct6316216311615
91501646310703
10440003040141
1115a671277555
1271338164b79
13326522165b2
1417420d22217
15b6a37d1246
hex667239938d

440003040141 has 48 divisors (see below), whose sum is σ = 713016685440. Its totient is φ = 236382535680.

The previous prime is 440003040137. The next prime is 440003040143. The reversal of 440003040141 is 141040300044.

It is not a de Polignac number, because 440003040141 - 22 = 440003040137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440003040143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5599081 + ... + 5677121.

It is an arithmetic number, because the mean of its divisors is an integer number (14854514280).

Almost surely, 2440003040141 is an apocalyptic number.

It is an amenable number.

440003040141 is a deficient number, since it is larger than the sum of its proper divisors (273013645299).

440003040141 is a wasteful number, since it uses less digits than its factorization.

440003040141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79014 (or 78997 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 440003040141 its reverse (141040300044), we get a palindrome (581043340185).

The spelling of 440003040141 in words is "four hundred forty billion, three million, forty thousand, one hundred forty-one".

Divisors: 1 3 7 17 21 51 119 289 357 867 929 2023 2787 6069 6503 15793 19509 47379 78041 110551 234123 268481 331653 546287 805443 1326697 1638861 1879367 3980091 5638101 9286879 22553849 27860637 67661547 72500089 157876943 217500267 473630829 507500623 1232501513 1522501869 3697504539 8627510591 20952525721 25882531773 62857577163 146667680047 440003040141