Base | Representation |
---|---|
bin | 111101011001001… |
… | …011110011000111 |
3 | 2122210011000222102 |
4 | 331121023303013 |
5 | 4102140341403 |
6 | 250112422315 |
7 | 34344646511 |
oct | 7531136307 |
9 | 2583130872 |
10 | 1030012103 |
11 | 48946237a |
12 | 248b4799b |
13 | 135517823 |
14 | 9ab20bb1 |
15 | 6065db88 |
hex | 3d64bcc7 |
1030012103 has 4 divisors (see below), whose sum is σ = 1032530880. Its totient is φ = 1027493328.
The previous prime is 1030012073. The next prime is 1030012121. The reversal of 1030012103 is 3012100301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1030012103 - 222 = 1025817799 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 (1030012163) 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, 1258775 + ... + 1259592.
It is an arithmetic number, because the mean of its divisors is an integer number (258132720).
Almost surely, 21030012103 is an apocalyptic number.
1030012103 is a deficient number, since it is larger than the sum of its proper divisors (2518777).
1030012103 is an equidigital number, since it uses as much as digits as its factorization.
1030012103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2518776.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 1030012103 is about 32093.8016289750. The cubic root of 1030012103 is about 1009.9055896459.
Adding to 1030012103 its reverse (3012100301), we get a palindrome (4042112404).
The spelling of 1030012103 in words is "one billion, thirty million, twelve thousand, one hundred three".
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