Base | Representation |
---|---|
bin | 10010110101011000… |
… | …101100111111100110 |
3 | 1221012101011220120220 |
4 | 102311120230333212 |
5 | 312404043133110 |
6 | 13142413305210 |
7 | 1314100561662 |
oct | 226530547746 |
9 | 57171156526 |
10 | 20223021030 |
11 | 8638406023 |
12 | 3b04795206 |
13 | 1ba3962444 |
14 | d9bb7b8a2 |
15 | 7d5621370 |
hex | 4b562cfe6 |
20223021030 has 32 divisors (see below), whose sum is σ = 49006473984. Its totient is φ = 5340447456.
The previous prime is 20223021029. The next prime is 20223021043. The reversal of 20223021030 is 3012032202.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
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, 3269244 + ... + 3275423.
It is an arithmetic number, because the mean of its divisors is an integer number (1531452312).
Almost surely, 220223021030 is an apocalyptic number.
20223021030 is an abundant number, since it is smaller than the sum of its proper divisors (28783452954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20223021030 is a wasteful number, since it uses less digits than its factorization.
20223021030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6544780.
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20223021030 its reverse (3012032202), we get a palindrome (23235053232).
The spelling of 20223021030 in words is "twenty billion, two hundred twenty-three million, twenty-one thousand, thirty".
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