Base | Representation |
---|---|
bin | 1100010001110… |
… | …11001111111011 |
3 | 21011211002201210 |
4 | 12020323033323 |
5 | 202332100011 |
6 | 14115414203 |
7 | 2360340450 |
oct | 610731773 |
9 | 234732653 |
10 | 103003131 |
11 | 53162860 |
12 | 2a5b4363 |
13 | 184556ca |
14 | d973827 |
15 | 90996a6 |
hex | 623b3fb |
103003131 has 32 divisors (see below), whose sum is σ = 178679808. Its totient is φ = 51179040.
The previous prime is 103003097. The next prime is 103003141. The reversal of 103003131 is 131300301.
It is not a de Polignac number, because 103003131 - 211 = 103001083 is a prime.
It is a super-2 number, since 2×1030031312 = 21219289991606322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (103003141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4381 + ... + 15006.
It is an arithmetic number, because the mean of its divisors is an integer number (5583744).
Almost surely, 2103003131 is an apocalyptic number.
103003131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103003131 is a deficient number, since it is larger than the sum of its proper divisors (75676677).
103003131 is a wasteful number, since it uses less digits than its factorization.
103003131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19431.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 103003131 is about 10149.0458172185. The cubic root of 103003131 is about 468.7595644626.
Adding to 103003131 its reverse (131300301), we get a palindrome (234303432).
It can be divided in two parts, 10300 and 3131, that added together give a palindrome (13431).
The spelling of 103003131 in words is "one hundred three million, three thousand, one hundred thirty-one".
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