Base | Representation |
---|---|
bin | 11110100110110111001… |
… | …111100010010111110100 |
3 | 21110002000112001211202011 |
4 | 132212313033202113310 |
5 | 233430041201424340 |
6 | 4250125423454004 |
7 | 304650031106032 |
oct | 36466717422764 |
9 | 7402015054664 |
10 | 2103313311220 |
11 | 741012592720 |
12 | 29b777457304 |
13 | 123459636ba4 |
14 | 73b2d993552 |
15 | 39aa30490ea |
hex | 1e9b73e25f4 |
2103313311220 has 48 divisors (see below), whose sum is σ = 4822580198016. Its totient is φ = 764193488000.
The previous prime is 2103313311199. The next prime is 2103313311227. The reversal of 2103313311220 is 221133133012.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 2103313311191 and 2103313311200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103313311227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3787816 + ... + 4307455.
It is an arithmetic number, because the mean of its divisors is an integer number (100470420792).
Almost surely, 22103313311220 is an apocalyptic number.
2103313311220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2103313311220 is an abundant number, since it is smaller than the sum of its proper divisors (2719266886796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2103313311220 is a wasteful number, since it uses less digits than its factorization.
2103313311220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8096472 (or 8096470 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 2103313311220 its reverse (221133133012), we get a palindrome (2324446444232).
The spelling of 2103313311220 in words is "two trillion, one hundred three billion, three hundred thirteen million, three hundred eleven thousand, two hundred twenty".
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