Base | Representation |
---|---|
bin | 11110100100000101100… |
… | …000000111010001010010 |
3 | 21102210022200220121010101 |
4 | 132210011200013101102 |
5 | 233402434303442320 |
6 | 4244513501123014 |
7 | 304513111405255 |
oct | 36440540072122 |
9 | 7383280817111 |
10 | 2100331312210 |
11 | 73a8222a772a |
12 | 29b08485946a |
13 | 1230a28b5c31 |
14 | 7392991509c |
15 | 3997b35dc0a |
hex | 1e905807452 |
2100331312210 has 8 divisors (see below), whose sum is σ = 3780596361996. Its totient is φ = 840132524880.
The previous prime is 2100331312117. The next prime is 2100331312213. The reversal of 2100331312210 is 122131330012.
It can be written as a sum of positive squares in 2 ways, for example, as 2045760950601 + 54570361609 = 1430301^2 + 233603^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×21003313122102 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2100331312213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105016565601 + ... + 105016565620.
Almost surely, 22100331312210 is an apocalyptic number.
2100331312210 is a deficient number, since it is larger than the sum of its proper divisors (1680265049786).
2100331312210 is a wasteful number, since it uses less digits than its factorization.
2100331312210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210033131228.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 2100331312210 its reverse (122131330012), we get a palindrome (2222462642222).
The spelling of 2100331312210 in words is "two trillion, one hundred billion, three hundred thirty-one million, three hundred twelve thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •