Base | Representation |
---|---|
bin | 101110101011011110… |
… | …0110100000000001110 |
3 | 100120202002221112202221 |
4 | 1131112330310000032 |
5 | 3120244203430110 |
6 | 114015004005554 |
7 | 10146054460603 |
oct | 1352674640016 |
9 | 316662845687 |
10 | 100243030030 |
11 | 39570639170 |
12 | 175172308ba |
13 | 95b6c817b0 |
14 | 4bcd4446aa |
15 | 291a7437da |
hex | 1756f3400e |
100243030030 has 128 divisors (see below), whose sum is σ = 228336869376. Its totient is φ = 31146508800.
The previous prime is 100243030001. The next prime is 100243030039. The reversal of 100243030030 is 30030342001.
It is a junction number, because it is equal to n+sod(n) for n = 100243029986 and 100243030013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100243030039) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 970432 + ... + 1068748.
It is an arithmetic number, because the mean of its divisors is an integer number (1783881792).
Almost surely, 2100243030030 is an apocalyptic number.
100243030030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100243030030 is an abundant number, since it is smaller than the sum of its proper divisors (128093839346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100243030030 is a wasteful number, since it uses less digits than its factorization.
100243030030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98402.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 100243030030 its reverse (30030342001), we get a palindrome (130273372031).
The spelling of 100243030030 in words is "one hundred billion, two hundred forty-three million, thirty thousand, thirty".
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