Base | Representation |
---|---|
bin | 10000010100000000110… |
… | …111011111011110011100 |
3 | 10222011111111011200001200 |
4 | 100110000313133132130 |
5 | 121331302224323400 |
6 | 2214551502035500 |
7 | 143663310243105 |
oct | 20240067373634 |
9 | 3864444150050 |
10 | 1121001011100 |
11 | 3a2460934513 |
12 | 161310b78b90 |
13 | 8192c985369 |
14 | 3c3846c13ac |
15 | 1e25e54cb00 |
hex | 10500ddf79c |
1121001011100 has 54 divisors (see below), whose sum is σ = 3513715394280. Its totient is φ = 298933602720.
The previous prime is 1121001011087. The next prime is 1121001011107. The reversal of 1121001011100 is 11101001211.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1121001011107) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 622777440 + ... + 622779239.
Almost surely, 21121001011100 is an apocalyptic number.
1121001011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1121001011100 is an abundant number, since it is smaller than the sum of its proper divisors (2392714383180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121001011100 is a wasteful number, since it uses less digits than its factorization.
1121001011100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1245556699 (or 1245556689 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 9.
Adding to 1121001011100 its reverse (11101001211), we get a palindrome (1132102012311).
The spelling of 1121001011100 in words is "one trillion, one hundred twenty-one billion, one million, eleven thousand, one hundred".
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