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20042422401005 = 5194311094424117
BaseRepresentation
bin1001000111010011111010…
…11101111011011111101101
32121222000222212200202121222
410203221331131323133231
510111333340113313010
6110343210045233125
74136005624335164
oct443517535733755
977860885622558
1020042422401005
116427a41a38884
1222b84328627a5
13b24cb9196174
144d40b643a3db
1524b53936b355
hex123a7d77b7ed

20042422401005 has 32 divisors (see below), whose sum is σ = 25928870774400. Its totient is φ = 14823407676672.

The previous prime is 20042422400969. The next prime is 20042422401049. The reversal of 20042422401005 is 50010422424002.

It is a cyclic number.

It is not a de Polignac number, because 20042422401005 - 216 = 20042422335469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2318207 + ... + 6742323.

It is an arithmetic number, because the mean of its divisors is an integer number (810277211700).

Almost surely, 220042422401005 is an apocalyptic number.

It is an amenable number.

20042422401005 is a deficient number, since it is larger than the sum of its proper divisors (5886448373395).

20042422401005 is a wasteful number, since it uses less digits than its factorization.

20042422401005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425293.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 20042422401005 its reverse (50010422424002), we get a palindrome (70052844825007).

The spelling of 20042422401005 in words is "twenty trillion, forty-two billion, four hundred twenty-two million, four hundred one thousand, five".

Divisors: 1 5 19 43 95 215 817 1109 4085 5545 21071 47687 105355 238435 906053 4424117 4530265 22120585 84058223 190237031 420291115 951185155 3614503589 4906345753 18072517945 24531728765 93220569307 210972867379 466102846535 1054864336895 4008484480201 20042422401005