Base | Representation |
---|---|
bin | 10010110110100101… |
… | …010011101011011110 |
3 | 1221020202222011002110 |
4 | 102312211103223132 |
5 | 312424213234210 |
6 | 13144411534450 |
7 | 1314433350225 |
oct | 226645235336 |
9 | 57222864073 |
10 | 20243102430 |
11 | 8648781521 |
12 | 3b0b45a426 |
13 | 1ba7b73925 |
14 | da06c7cbc |
15 | 7d728b420 |
hex | 4b6953ade |
20243102430 has 16 divisors (see below), whose sum is σ = 48583445904. Its totient is φ = 5398160640.
The previous prime is 20243102371. The next prime is 20243102443. The reversal of 20243102430 is 3420134202.
It is a junction number, because it is equal to n+sod(n) for n = 20243102397 and 20243102406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337385011 + ... + 337385070.
It is an arithmetic number, because the mean of its divisors is an integer number (3036465369).
Almost surely, 220243102430 is an apocalyptic number.
20243102430 is an abundant number, since it is smaller than the sum of its proper divisors (28340343474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20243102430 is a wasteful number, since it uses less digits than its factorization.
20243102430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 674770091.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20243102430 its reverse (3420134202), we get a palindrome (23663236632).
The spelling of 20243102430 in words is "twenty billion, two hundred forty-three million, one hundred two thousand, four hundred thirty".
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