Base | Representation |
---|---|
bin | 10010110100100111… |
… | …000010000011111010 |
3 | 1221011110200101021001 |
4 | 102310213002003322 |
5 | 312342230000442 |
6 | 13141230235214 |
7 | 1313552111104 |
oct | 226447020372 |
9 | 57143611231 |
10 | 20210000122 |
11 | 8631022244 |
12 | 3b00355b0a |
13 | 1ba1053870 |
14 | d9a14c574 |
15 | 7d43ed2b7 |
hex | 4b49c20fa |
20210000122 has 16 divisors (see below), whose sum is σ = 32679908352. Its totient is φ = 9318268080.
The previous prime is 20210000099. The next prime is 20210000137. The reversal of 20210000122 is 22100001202.
It is a junction number, because it is equal to n+sod(n) for n = 20210000099 and 20210000108.
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, 366418 + ... + 417949.
It is an arithmetic number, because the mean of its divisors is an integer number (2042494272).
Almost surely, 220210000122 is an apocalyptic number.
20210000122 is a deficient number, since it is larger than the sum of its proper divisors (12469908230).
20210000122 is a wasteful number, since it uses less digits than its factorization.
20210000122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785373.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20210000122 its reverse (22100001202), we get a palindrome (42310001324).
The spelling of 20210000122 in words is "twenty billion, two hundred ten million, one hundred twenty-two", and thus it is an aban number.
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