Base | Representation |
---|---|
bin | 110000000000101101… |
… | …0101110111011110111 |
3 | 100212010102111002110011 |
4 | 1200001122232323313 |
5 | 3142123332002221 |
6 | 115210451041051 |
7 | 10306663020433 |
oct | 1400132567367 |
9 | 325112432404 |
10 | 103103000311 |
11 | 3a7a8a57173 |
12 | 17b94ba0187 |
13 | 99516482bc |
14 | 4dc11d99c3 |
15 | 2a368771e1 |
hex | 18016aeef7 |
103103000311 has 4 divisors (see below), whose sum is σ = 103185550000. Its totient is φ = 103020450624.
The previous prime is 103103000293. The next prime is 103103000327. The reversal of 103103000311 is 113000301301.
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: 113000301301 = 19 ⋅5947384279.
It is a cyclic number.
It is not a de Polignac number, because 103103000311 - 235 = 68743261943 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103103000291 and 103103000300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103103000111) 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, 41272971 + ... + 41275468.
It is an arithmetic number, because the mean of its divisors is an integer number (25796387500).
Almost surely, 2103103000311 is an apocalyptic number.
103103000311 is a deficient number, since it is larger than the sum of its proper divisors (82549689).
103103000311 is an equidigital number, since it uses as much as digits as its factorization.
103103000311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82549688.
The product of its (nonzero) digits is 27, while the sum is 13.
Adding to 103103000311 its reverse (113000301301), we get a palindrome (216103301612).
The spelling of 103103000311 in words is "one hundred three billion, one hundred three million, three hundred eleven", and thus it is an aban number.
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