Base | Representation |
---|---|
bin | 10110100010110101… |
… | …11000110111011100 |
3 | 1011020111201111211211 |
4 | 23101122320313130 |
5 | 144241433441104 |
6 | 5321002154204 |
7 | 605635245604 |
oct | 132132706734 |
9 | 34214644754 |
10 | 12103421404 |
11 | 515107a708 |
12 | 24194b2964 |
13 | 11ab705719 |
14 | 82b65dc04 |
15 | 4ac89de04 |
hex | 2d16b8ddc |
12103421404 has 48 divisors (see below), whose sum is σ = 21682805760. Its totient is φ = 5910266880.
The previous prime is 12103421381. The next prime is 12103421413. The reversal of 12103421404 is 40412430121.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24062217 + ... + 24062719.
It is an arithmetic number, because the mean of its divisors is an integer number (451725120).
Almost surely, 212103421404 is an apocalyptic number.
It is an amenable number.
12103421404 is a deficient number, since it is larger than the sum of its proper divisors (9579384356).
12103421404 is a wasteful number, since it uses less digits than its factorization.
12103421404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1210 (or 1208 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 12103421404 its reverse (40412430121), we get a palindrome (52515851525).
The spelling of 12103421404 in words is "twelve billion, one hundred three million, four hundred twenty-one thousand, four hundred four".
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