Base | Representation |
---|---|
bin | 10001110000100000001… |
… | …001011000010111110111 |
3 | 11022122211111122011001001 |
4 | 101300200021120113313 |
5 | 124443143332321403 |
6 | 2332334103144131 |
7 | 154110264132535 |
oct | 21604011302767 |
9 | 4278744564031 |
10 | 1220310042103 |
11 | 430592229359 |
12 | 178607445047 |
13 | 8b0c82981b9 |
14 | 430c5a79155 |
15 | 21b22c9ac1d |
hex | 11c202585f7 |
1220310042103 has 8 divisors (see below), whose sum is σ = 1256087273472. Its totient is φ = 1184941693656.
The previous prime is 1220310042059. The next prime is 1220310042121. The reversal of 1220310042103 is 3012400130221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1220310042103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1220310042503) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102214675 + ... + 102226612.
It is an arithmetic number, because the mean of its divisors is an integer number (157010909184).
Almost surely, 21220310042103 is an apocalyptic number.
1220310042103 is a deficient number, since it is larger than the sum of its proper divisors (35777231369).
1220310042103 is a wasteful number, since it uses less digits than its factorization.
1220310042103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204441461.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 1220310042103 its reverse (3012400130221), we get a palindrome (4232710172324).
The spelling of 1220310042103 in words is "one trillion, two hundred twenty billion, three hundred ten million, forty-two thousand, one hundred three".
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