| Base | Representation |
|---|---|
| bin | 111101011001100… |
| … | …001111111100101 |
| 3 | 2122210022122200110 |
| 4 | 331121201333211 |
| 5 | 4102201244023 |
| 6 | 250114403233 |
| 7 | 34345505532 |
| oct | 7531417745 |
| 9 | 2583278613 |
| 10 | 1030103013 |
| 11 | 489514705 |
| 12 | 248b90519 |
| 13 | 13554a014 |
| 14 | 9ab45d89 |
| 15 | 6067aa93 |
| hex | 3d661fe5 |
1030103013 has 4 divisors (see below), whose sum is σ = 1373470688. Its totient is φ = 686735340.
The previous prime is 1030102991. The next prime is 1030103023. The reversal of 1030103013 is 3103010301.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3103010301 = 3 ⋅1034336767.
It is not a de Polignac number, because 1030103013 - 28 = 1030102757 is a prime.
It is a super-2 number, since 2×10301030132 = 2122224434783356338, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1030103013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030103023) 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, 171683833 + ... + 171683838.
It is an arithmetic number, because the mean of its divisors is an integer number (343367672).
Almost surely, 21030103013 is an apocalyptic number.
It is an amenable number.
1030103013 is a deficient number, since it is larger than the sum of its proper divisors (343367675).
1030103013 is an equidigital number, since it uses as much as digits as its factorization.
1030103013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 343367674.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 1030103013 is about 32095.2179148234. The cubic root of 1030103013 is about 1009.9353005642.
Adding to 1030103013 its reverse (3103010301), we get a palindrome (4133113314).
It can be divided in two parts, 103010301 and 3, that multiplied together give a palindrome (309030903).
The spelling of 1030103013 in words is "one billion, thirty million, one hundred three thousand, thirteen".
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