Base | Representation |
---|---|
bin | 10010000100000… |
… | …110011110110101 |
3 | 210010021022001010 |
4 | 102010012132311 |
5 | 1110041040023 |
6 | 50023422433 |
7 | 10340003316 |
oct | 2204063665 |
9 | 703238033 |
10 | 303065013 |
11 | 146088259 |
12 | 855b4a19 |
13 | 4aa31c14 |
14 | 2c37060d |
15 | 1b917093 |
hex | 121067b5 |
303065013 has 4 divisors (see below), whose sum is σ = 404086688. Its totient is φ = 202043340.
The previous prime is 303065011. The next prime is 303065027. The reversal of 303065013 is 310560303.
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: 310560303 = 3 ⋅103520101.
It is not a de Polignac number, because 303065013 - 21 = 303065011 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 (303065011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50510833 + ... + 50510838.
It is an arithmetic number, because the mean of its divisors is an integer number (101021672).
Almost surely, 2303065013 is an apocalyptic number.
It is an amenable number.
303065013 is a deficient number, since it is larger than the sum of its proper divisors (101021675).
303065013 is a wasteful number, since it uses less digits than its factorization.
303065013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101021674.
The product of its (nonzero) digits is 810, while the sum is 21.
The square root of 303065013 is about 17408.7625349994. The cubic root of 303065013 is about 671.7050306031.
The spelling of 303065013 in words is "three hundred three million, sixty-five thousand, thirteen".
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