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18080422071415 = 51117101191458909
BaseRepresentation
bin1000001110001101011010…
…01000101000110001110111
32101000110201200221011211021
410013012231020220301313
54332212201022241130
6102242010425122011
73544160466604204
oct407065510506167
971013650834737
1018080422071415
1158409559a3890
122040134929307
13a11c90452c92
14467150614cab
152154a744a37a
hex1071ad228c77

18080422071415 has 32 divisors (see below), whose sum is σ = 25309336230720. Its totient is φ = 12253370112000.

The previous prime is 18080422071403. The next prime is 18080422071427. The reversal of 18080422071415 is 51417022408081.

It is an interprime number because it is at equal distance from previous prime (18080422071403) and next prime (18080422071427).

It is not a de Polignac number, because 18080422071415 - 27 = 18080422071287 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, 95635020 + ... + 95823889.

It is an arithmetic number, because the mean of its divisors is an integer number (790916757210).

Almost surely, 218080422071415 is an apocalyptic number.

18080422071415 is a deficient number, since it is larger than the sum of its proper divisors (7228914159305).

18080422071415 is a wasteful number, since it uses less digits than its factorization.

18080422071415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191459043.

The product of its (nonzero) digits is 143360, while the sum is 43.

Adding to 18080422071415 its reverse (51417022408081), we get a palindrome (69497444479496).

The spelling of 18080422071415 in words is "eighteen trillion, eighty billion, four hundred twenty-two million, seventy-one thousand, four hundred fifteen".

Divisors: 1 5 11 17 55 85 101 187 505 935 1111 1717 5555 8585 18887 94435 191458909 957294545 2106047999 3254801453 10530239995 16274007265 19337349809 35802815983 96686749045 179014079915 212710847899 328734946753 1063554239495 1643674733765 3616084414283 18080422071415