Base | Representation |
---|---|
bin | 1001000110000101001000… |
… | …01011000101110111011010 |
3 | 2121210222210220012220000210 |
4 | 10203002210023011313122 |
5 | 10110140222224214320 |
6 | 110311532415111550 |
7 | 4132650445614036 |
oct | 443024413056732 |
9 | 77728726186023 |
10 | 20000122101210 |
11 | 6411005584529 |
12 | 22b01a85125b6 |
13 | b21007695184 |
14 | 4d20225631c6 |
15 | 24a3b09540e0 |
hex | 1230a42c5dda |
20000122101210 has 16 divisors (see below), whose sum is σ = 48000293042976. Its totient is φ = 5333365893648.
The previous prime is 20000122101209. The next prime is 20000122101217. The reversal of 20000122101210 is 1210122100002.
It is not an unprimeable number, because it can be changed into a prime (20000122101217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333335368324 + ... + 333335368383.
It is an arithmetic number, because the mean of its divisors is an integer number (3000018315186).
Almost surely, 220000122101210 is an apocalyptic number.
20000122101210 is an abundant number, since it is smaller than the sum of its proper divisors (28000170941766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000122101210 is a wasteful number, since it uses less digits than its factorization.
20000122101210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 666670736717.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20000122101210 its reverse (1210122100002), we get a palindrome (21210244201212).
The spelling of 20000122101210 in words is "twenty trillion, one hundred twenty-two million, one hundred one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •