Base | Representation |
---|---|
bin | 110000000001100011… |
… | …0010110101000101010 |
3 | 100212012101120102001202 |
4 | 1200003012112220222 |
5 | 3142203042243310 |
6 | 115213335444202 |
7 | 10310454561266 |
oct | 1400306265052 |
9 | 325171512052 |
10 | 103131212330 |
11 | 3a812976293 |
12 | 17ba2526662 |
13 | 99574454c3 |
14 | 4dc4c610a6 |
15 | 2a3909b3a5 |
hex | 1803196a2a |
103131212330 has 16 divisors (see below), whose sum is σ = 187097886720. Its totient is φ = 40927661712.
The previous prime is 103131212323. The next prime is 103131212333. The reversal of 103131212330 is 33212131301.
It is not an unprimeable number, because it can be changed into a prime (103131212333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40601570 + ... + 40604109.
It is an arithmetic number, because the mean of its divisors is an integer number (11693617920).
Almost surely, 2103131212330 is an apocalyptic number.
103131212330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103131212330 is a deficient number, since it is larger than the sum of its proper divisors (83966674390).
103131212330 is a wasteful number, since it uses less digits than its factorization.
103131212330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81205813.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 103131212330 its reverse (33212131301), we get a palindrome (136343343631).
The spelling of 103131212330 in words is "one hundred three billion, one hundred thirty-one million, two hundred twelve thousand, three hundred thirty".
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