Base | Representation |
---|---|
bin | 10010111011111100… |
… | …101000100011011000 |
3 | 1221111001022200002202 |
4 | 102323330220203120 |
5 | 313120233301240 |
6 | 13201344545332 |
7 | 1316605345415 |
oct | 227374504330 |
9 | 57431280082 |
10 | 20333103320 |
11 | 8694563522 |
12 | 3b35622248 |
13 | 1bc06c60aa |
14 | dac63510c |
15 | 7e0118315 |
hex | 4bbf288d8 |
20333103320 has 16 divisors (see below), whose sum is σ = 45749482560. Its totient is φ = 8133241312.
The previous prime is 20333103313. The next prime is 20333103377. The reversal of 20333103320 is 2330133302.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 20333103292 and 20333103301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254163752 + ... + 254163831.
It is an arithmetic number, because the mean of its divisors is an integer number (2859342660).
Almost surely, 220333103320 is an apocalyptic number.
20333103320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20333103320 is an abundant number, since it is smaller than the sum of its proper divisors (25416379240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20333103320 is a wasteful number, since it uses less digits than its factorization.
20333103320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 508327594 (or 508327590 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 20.
Adding to 20333103320 its reverse (2330133302), we get a palindrome (22663236622).
The spelling of 20333103320 in words is "twenty billion, three hundred thirty-three million, one hundred three thousand, three hundred twenty".
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