Base | Representation |
---|---|
bin | 111110101011001… |
… | …1001010110100101 |
3 | 12102120012122020020 |
4 | 1331112121112211 |
5 | 13301333214023 |
6 | 544403025353 |
7 | 103054254300 |
oct | 17526312645 |
9 | 5376178206 |
10 | 2103023013 |
11 | 98a113353 |
12 | 4a836b259 |
13 | 276908b20 |
14 | 15d435b37 |
15 | c4962de3 |
hex | 7d5995a5 |
2103023013 has 24 divisors (see below), whose sum is σ = 3512744928. Its totient is φ = 1109285856.
The previous prime is 2103023011. The next prime is 2103023017. The reversal of 2103023013 is 3103203012.
It is not a de Polignac number, because 2103023013 - 21 = 2103023011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2103022983 and 2103023001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103023011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548331 + ... + 552152.
It is an arithmetic number, because the mean of its divisors is an integer number (146364372).
Almost surely, 22103023013 is an apocalyptic number.
It is an amenable number.
2103023013 is a deficient number, since it is larger than the sum of its proper divisors (1409721915).
2103023013 is a wasteful number, since it uses less digits than its factorization.
2103023013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1100513 (or 1100506 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2103023013 is about 45858.7288637616. The cubic root of 2103023013 is about 1281.1933477453.
Adding to 2103023013 its reverse (3103203012), we get a palindrome (5206226025).
The spelling of 2103023013 in words is "two billion, one hundred three million, twenty-three thousand, thirteen".
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