Base | Representation |
---|---|
bin | 10010101000011101… |
… | …00010000001010111 |
3 | 221211010110120122102 |
4 | 21110032202001113 |
5 | 130441233430403 |
6 | 4332331352315 |
7 | 502612232033 |
oct | 112416420127 |
9 | 27733416572 |
10 | 10003030103 |
11 | 42734a4630 |
12 | 1b31bb269b |
13 | c3550b731 |
14 | 6ac7111c3 |
15 | 3d82aab88 |
hex | 2543a2057 |
10003030103 has 4 divisors (see below), whose sum is σ = 10912396488. Its totient is φ = 9093663720.
The previous prime is 10003030099. The next prime is 10003030123. The reversal of 10003030103 is 30103030001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30103030001 = 11 ⋅2736639091.
It is a cyclic number.
It is not a de Polignac number, because 10003030103 - 22 = 10003030099 is a prime.
It is a super-2 number, since 2×100030301032 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (11), and also a Moran number because the ratio is a prime number: 909366373 = 10003030103 / (1 + 0 + 0 + 0 + 3 + 0 + 3 + 0 + 1 + 0 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10003030123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454683176 + ... + 454683197.
It is an arithmetic number, because the mean of its divisors is an integer number (2728099122).
Almost surely, 210003030103 is an apocalyptic number.
10003030103 is a deficient number, since it is larger than the sum of its proper divisors (909366385).
10003030103 is an equidigital number, since it uses as much as digits as its factorization.
10003030103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 909366384.
The product of its (nonzero) digits is 27, while the sum is 11.
Adding to 10003030103 its reverse (30103030001), we get a palindrome (40106060104).
The spelling of 10003030103 in words is "ten billion, three million, thirty thousand, one hundred three".
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