Base | Representation |
---|---|
bin | 10000001010101100110… |
… | …001110110100100111000 |
3 | 10221012200112002112010011 |
4 | 100022230301312210320 |
5 | 121200312034441440 |
6 | 2210215252231304 |
7 | 143160423560236 |
oct | 20125461664470 |
9 | 3835615075104 |
10 | 1111000312120 |
11 | 399199792336 |
12 | 15b39b90b534 |
13 | 809c7ab19ba |
14 | 3bab6419956 |
15 | 1dd765a29ea |
hex | 102acc76938 |
1111000312120 has 128 divisors (see below), whose sum is σ = 2585068992000. Its totient is φ = 429494607360.
The previous prime is 1111000312043. The next prime is 1111000312133. The reversal of 1111000312120 is 212130001111.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 1111000312120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219606151 + ... + 219611209.
It is an arithmetic number, because the mean of its divisors is an integer number (20195851500).
Almost surely, 21111000312120 is an apocalyptic number.
1111000312120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1111000312120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1292534496000).
1111000312120 is an abundant number, since it is smaller than the sum of its proper divisors (1474068679880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111000312120 is a wasteful number, since it uses less digits than its factorization.
1111000312120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6653 (or 6649 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 1111000312120 its reverse (212130001111), we get a palindrome (1323130313231).
The spelling of 1111000312120 in words is "one trillion, one hundred eleven billion, three hundred twelve thousand, one hundred twenty".
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