Base | Representation |
---|---|
bin | 10000010101111000101… |
… | …111101001100100010000 |
3 | 10222100200122121201122122 |
4 | 100111320233221210100 |
5 | 121344412112034300 |
6 | 2215523225153412 |
7 | 144064201244312 |
oct | 20257057514420 |
9 | 3870618551578 |
10 | 1123012221200 |
11 | 3a32a3138421 |
12 | 16179262b868 |
13 | 81b90555ccc |
14 | 3c4d58577b2 |
15 | 1e32adc6c85 |
hex | 10578be9910 |
1123012221200 has 60 divisors (see below), whose sum is σ = 2698185619428. Its totient is φ = 449180121600.
The previous prime is 1123012221187. The next prime is 1123012221211. The reversal of 1123012221200 is 21222103211.
It can be written as a sum of positive squares in 6 ways, for example, as 200736257296 + 922275963904 = 448036^2 + 960352^2 .
It is a super-2 number, since 2×11230122212002 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8325494 + ... + 8459306.
Almost surely, 21123012221200 is an apocalyptic number.
1123012221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1123012221200 is an abundant number, since it is smaller than the sum of its proper divisors (1575173398228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1123012221200 is a wasteful number, since it uses less digits than its factorization.
1123012221200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154812 (or 154801 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 1123012221200 its reverse (21222103211), we get a palindrome (1144234324411).
The spelling of 1123012221200 in words is "one trillion, one hundred twenty-three billion, twelve million, two hundred twenty-one thousand, two hundred".
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