Base | Representation |
---|---|
bin | 110000000100100010… |
… | …0100111101010101100 |
3 | 100212110101010112122200 |
4 | 1200021010213222230 |
5 | 3142404220433400 |
6 | 115231315341500 |
7 | 10313112413163 |
oct | 1401104475254 |
9 | 325411115580 |
10 | 103231421100 |
11 | 3a86449a655 |
12 | 1800bbb1890 |
13 | 9972130032 |
14 | 4dd42a83da |
15 | 2a42c92b00 |
hex | 1809127aac |
103231421100 has 54 divisors (see below), whose sum is σ = 323573157180. Its totient is φ = 27528378720.
The previous prime is 103231421057. The next prime is 103231421107. The reversal of 103231421100 is 1124132301.
103231421100 is a `hidden beast` number, since 1 + 0 + 3 + 231 + 421 + 10 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (103231421107) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 57349890 + ... + 57351689.
Almost surely, 2103231421100 is an apocalyptic number.
103231421100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103231421100 is an abundant number, since it is smaller than the sum of its proper divisors (220341736080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103231421100 is a wasteful number, since it uses less digits than its factorization.
103231421100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114701599 (or 114701589 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 103231421100 its reverse (1124132301), we get a palindrome (104355553401).
The spelling of 103231421100 in words is "one hundred three billion, two hundred thirty-one million, four hundred twenty-one thousand, one hundred".
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