Base | Representation |
---|---|
bin | 10110100010011011… |
… | …10110010110011110 |
3 | 1011020021021211222210 |
4 | 23101031312112132 |
5 | 144240100100410 |
6 | 5320401021250 |
7 | 605564221230 |
oct | 132115662636 |
9 | 34207254883 |
10 | 12100003230 |
11 | 514a155577 |
12 | 2418324826 |
13 | 11aaaa9933 |
14 | 82b010250 |
15 | 4ac426220 |
hex | 2d137659e |
12100003230 has 64 divisors (see below), whose sum is σ = 33998082048. Its totient is φ = 2698256640.
The previous prime is 12100003217. The next prime is 12100003327. The reversal of 12100003230 is 3230000121.
It is a happy number.
It is a Curzon number.
It is a zygodrome in base 13.
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 31 ways as a sum of consecutive naturals, for example, 694062 + ... + 711281.
It is an arithmetic number, because the mean of its divisors is an integer number (531220032).
Almost surely, 212100003230 is an apocalyptic number.
12100003230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12100003230 is an abundant number, since it is smaller than the sum of its proper divisors (21898078818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100003230 is a wasteful number, since it uses less digits than its factorization.
12100003230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1405401.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 12100003230 its reverse (3230000121), we get a palindrome (15330003351).
The spelling of 12100003230 in words is "twelve billion, one hundred million, three thousand, two hundred thirty".
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