Base | Representation |
---|---|
bin | 1001001110110011101100… |
… | …10110011011000010110000 |
3 | 2122212122211222022212201212 |
4 | 10213121312112123002300 |
5 | 10130043400230432240 |
6 | 111101405225215252 |
7 | 4163424643505144 |
oct | 447316626330260 |
9 | 78778758285655 |
10 | 20300001030320 |
11 | 65172003a8440 |
12 | 233a339331528 |
13 | b433883b35ab |
14 | 50274d58b224 |
15 | 2530b269a165 |
hex | 12767659b0b0 |
20300001030320 has 80 divisors (see below), whose sum is σ = 51858603336960. Its totient is φ = 7328711904000.
The previous prime is 20300001030301. The next prime is 20300001030329. The reversal of 20300001030320 is 2303010000302.
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 = 20300001030295 and 20300001030304.
It is not an unprimeable number, because it can be changed into a prime (20300001030329) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82856756 + ... + 83101395.
It is an arithmetic number, because the mean of its divisors is an integer number (648232541712).
Almost surely, 220300001030320 is an apocalyptic number.
20300001030320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20300001030320 is an abundant number, since it is smaller than the sum of its proper divisors (31558602306640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300001030320 is a wasteful number, since it uses less digits than its factorization.
20300001030320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165958314 (or 165958308 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 20300001030320 its reverse (2303010000302), we get a palindrome (22603011030622).
The spelling of 20300001030320 in words is "twenty trillion, three hundred billion, one million, thirty thousand, three hundred twenty".
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