Base | Representation |
---|---|
bin | 100000110011111… |
… | …1110110110100111 |
3 | 2211201201121012121 |
4 | 1001213332312213 |
5 | 4223324000403 |
6 | 301130130411 |
7 | 36166226560 |
oct | 10147766647 |
9 | 2751647177 |
10 | 1101000103 |
11 | 515538745 |
12 | 268880a07 |
13 | 147140c68 |
14 | a631d167 |
15 | 669d23bd |
hex | 419feda7 |
1101000103 has 4 divisors (see below), whose sum is σ = 1258285840. Its totient is φ = 943714368.
The previous prime is 1101000077. The next prime is 1101000113. The reversal of 1101000103 is 3010001011.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3010001011 = 17 ⋅177058883.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1101000103 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (7), and also a Moran number because the ratio is a prime number: 157285729 = 1101000103 / (1 + 1 + 0 + 1 + 0 + 0 + 0 + 1 + 0 + 3).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1101000113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78642858 + ... + 78642871.
It is an arithmetic number, because the mean of its divisors is an integer number (314571460).
Almost surely, 21101000103 is an apocalyptic number.
1101000103 is a deficient number, since it is larger than the sum of its proper divisors (157285737).
1101000103 is an equidigital number, since it uses as much as digits as its factorization.
1101000103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157285736.
The product of its (nonzero) digits is 3, while the sum is 7.
The square root of 1101000103 is about 33181.3215981522. The cubic root of 1101000103 is about 1032.5928650690.
Adding to 1101000103 its reverse (3010001011), we get a palindrome (4111001114).
The spelling of 1101000103 in words is "one billion, one hundred one million, one hundred three", and thus it is an aban number.
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