Search a number
-
+
12103041401 = 1119227255107
BaseRepresentation
bin10110100010110010…
…11100000101111001
31011020111000012120122
423101121130011321
5144241334311101
65320550103025
7605632103663
oct132131340571
934214005518
1012103041401
115150940160
12241934aa75
1311ab601779
1482b5a1533
154ac82651b
hex2d165c179

12103041401 has 16 divisors (see below), whose sum is σ = 13959509760. Its totient is φ = 10377712080.

The previous prime is 12103041383. The next prime is 12103041427. The reversal of 12103041401 is 10414030121.

It is a happy number.

12103041401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12103041401 - 218 = 12102779257 is a prime.

It is a super-2 number, since 2×121030414012 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12103041401.

It is not an unprimeable number, because it can be changed into a prime (12103041451) 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 15 ways as a sum of consecutive naturals, for example, 80111 + ... + 174996.

It is an arithmetic number, because the mean of its divisors is an integer number (872469360).

Almost surely, 212103041401 is an apocalyptic number.

12103041401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12103041401 is a deficient number, since it is larger than the sum of its proper divisors (1856468359).

12103041401 is a wasteful number, since it uses less digits than its factorization.

12103041401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255364.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12103041401 its reverse (10414030121), we get a palindrome (22517071522).

The spelling of 12103041401 in words is "twelve billion, one hundred three million, forty-one thousand, four hundred one".

Divisors: 1 11 19 209 227 2497 4313 47443 255107 2806177 4847033 53317363 57909289 637002179 1100276491 12103041401