Base | Representation |
---|---|
bin | 101110101101100000… |
… | …0001101101000110000 |
3 | 100120220211220022122012 |
4 | 1131123000031220300 |
5 | 3120414110432240 |
6 | 114025433302052 |
7 | 10150541455304 |
oct | 1353300155060 |
9 | 316824808565 |
10 | 100311030320 |
11 | 395a5a63856 |
12 | 17535b64928 |
13 | 95c80a0057 |
14 | 4bd84a5d04 |
15 | 29216c6b65 |
hex | 175b00da30 |
100311030320 has 80 divisors (see below), whose sum is σ = 238558147968. Its totient is φ = 39214955520.
The previous prime is 100311030311. The next prime is 100311030367. The reversal of 100311030320 is 23030113001.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 100311030295 and 100311030304.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700697 + ... + 831623.
Almost surely, 2100311030320 is an apocalyptic number.
100311030320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100311030320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119279073984).
100311030320 is an abundant number, since it is smaller than the sum of its proper divisors (138247117648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100311030320 is a wasteful number, since it uses less digits than its factorization.
100311030320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131158 (or 131152 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 14.
Adding to 100311030320 its reverse (23030113001), we get a palindrome (123341143321).
The spelling of 100311030320 in words is "one hundred billion, three hundred eleven million, thirty thousand, three hundred twenty".
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