Base | Representation |
---|---|
bin | 10000010110000101010… |
… | …011101101100001111100 |
3 | 10222101020100020110110202 |
4 | 100112011103231201330 |
5 | 121400330042014322 |
6 | 2220000155023032 |
7 | 144102340660304 |
oct | 20260523554174 |
9 | 3871210213422 |
10 | 1123223001212 |
11 | 3a33a1113584 |
12 | 16183113aa78 |
13 | 81bc5115c00 |
14 | 3c515844604 |
15 | 1e33e660292 |
hex | 105854ed87c |
1123223001212 has 72 divisors (see below), whose sum is σ = 2202513994800. Its totient is φ = 500388016128.
The previous prime is 1123223001211. The next prime is 1123223001221. The reversal of 1123223001212 is 2121003223211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1123223001211) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 93838364 + ... + 93850332.
It is an arithmetic number, because the mean of its divisors is an integer number (30590472150).
Almost surely, 21123223001212 is an apocalyptic number.
It is an amenable number.
1123223001212 is a deficient number, since it is larger than the sum of its proper divisors (1079290993588).
1123223001212 is a wasteful number, since it uses less digits than its factorization.
1123223001212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16815 (or 16800 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 1123223001212 its reverse (2121003223211), we get a palindrome (3244226224423).
The spelling of 1123223001212 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-three million, one thousand, two hundred twelve".
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